17 files changed, 5 insertions, 395 deletions

diff --git a/js/src/builtin/Array.js b/js/src/builtin/Array.js
index 45f90a7b8..360dd2af1 100644
--- a/js/src/builtin/Array.js
+++ b/js/src/builtin/Array.js
@@ -900,11 +900,7 @@ function ArrayToLocaleString(locales, options) {
     if (firstElement === undefined || firstElement === null) {
         R = "";
     } else {
-#if EXPOSE_INTL_API
         R = ToString(callContentFunction(firstElement.toLocaleString, firstElement, locales, options));
-#else
-        R = ToString(callContentFunction(firstElement.toLocaleString, firstElement));
-#endif
     }
 
     // Step 3 (reordered).
@@ -919,11 +915,7 @@ function ArrayToLocaleString(locales, options) {
         // Steps 9.a, 9.c-e.
         R += separator;
         if (!(nextElement === undefined || nextElement === null)) {
-#if EXPOSE_INTL_API
             R += ToString(callContentFunction(nextElement.toLocaleString, nextElement, locales, options));
-#else
-            R += ToString(callContentFunction(nextElement.toLocaleString, nextElement));
-#endif
         }
     }
 
diff --git a/js/src/builtin/String.js b/js/src/builtin/String.js
index 4202d0de6..6d1d335a0 100644
--- a/js/src/builtin/String.js
+++ b/js/src/builtin/String.js
@@ -659,11 +659,7 @@ function String_static_localeCompare(str1, str2) {
         ThrowTypeError(JSMSG_MISSING_FUN_ARG, 0, "String.localeCompare");
     var locales = arguments.length > 2 ? arguments[2] : undefined;
     var options = arguments.length > 3 ? arguments[3] : undefined;
-#if EXPOSE_INTL_API
     return callFunction(String_localeCompare, str1, str2, locales, options);
-#else
-    return callFunction(std_String_localeCompare, str1, str2, locales, options);
-#endif
 }
 
 // ES6 draft 2014-04-27 B.2.3.3
@@ -855,14 +851,12 @@ function String_static_toLocaleUpperCase(string) {
     return callFunction(std_String_toLocaleUpperCase, string);
 }
 
-#if EXPOSE_INTL_API
 function String_static_normalize(string) {
     if (arguments.length < 1)
         ThrowTypeError(JSMSG_MISSING_FUN_ARG, 0, 'String.normalize');
     var form = arguments.length > 1 ? arguments[1] : undefined;
     return callFunction(std_String_normalize, string, form);
 }
-#endif
 
 function String_static_concat(string, arg1) {
     if (arguments.length < 1)
diff --git a/js/src/builtin/TestingFunctions.cpp b/js/src/builtin/TestingFunctions.cpp
index a14f9ba69..00637a7a5 100644
--- a/js/src/builtin/TestingFunctions.cpp
+++ b/js/src/builtin/TestingFunctions.cpp
@@ -236,11 +236,7 @@ GetBuildConfiguration(JSContext* cx, unsigned argc, Value* vp)
     if (!JS_SetProperty(cx, info, "binary-data", value))
         return false;
 
-#ifdef EXPOSE_INTL_API
     value = BooleanValue(true);
-#else
-    value = BooleanValue(false);
-#endif
     if (!JS_SetProperty(cx, info, "intl-api", value))
         return false;
 
diff --git a/js/src/builtin/TypedArray.js b/js/src/builtin/TypedArray.js
index a2205dc92..a1934051d 100644
--- a/js/src/builtin/TypedArray.js
+++ b/js/src/builtin/TypedArray.js
@@ -1232,11 +1232,7 @@ function TypedArrayToLocaleString(locales = undefined, options = undefined) {
     // Steps 6-7.
     // Omit the 'if' clause in step 6, since typed arrays can't have undefined
     // or null elements.
-#if EXPOSE_INTL_API
     var R = ToString(callContentFunction(firstElement.toLocaleString, firstElement, locales, options));
-#else
-    var R = ToString(callContentFunction(firstElement.toLocaleString, firstElement));
-#endif
 
     // Step 3 (reordered).
     // We don't (yet?) implement locale-dependent separators.
@@ -1258,11 +1254,7 @@ function TypedArrayToLocaleString(locales = undefined, options = undefined) {
         // the error message. So despite bug 1079853, we can skip step 9.c.
 
         // Step 9.d.
-#if EXPOSE_INTL_API
         R = ToString(callContentFunction(nextElement.toLocaleString, nextElement, locales, options));
-#else
-        R = ToString(callContentFunction(nextElement.toLocaleString, nextElement));
-#endif
 
         // Step 9.e.
         R = S + R;
diff --git a/js/src/jsapi.h b/js/src/jsapi.h
index 989abe47c..c1195cc00 100644
--- a/js/src/jsapi.h
+++ b/js/src/jsapi.h
@@ -5222,7 +5222,7 @@ JS_ResetDefaultLocale(JSContext* cx);
 struct JSLocaleCallbacks {
     JSLocaleToUpperCase     localeToUpperCase;
     JSLocaleToLowerCase     localeToLowerCase;
-    JSLocaleCompare         localeCompare; // not used #if EXPOSE_INTL_API
+    JSLocaleCompare         localeCompare; // not used
     JSLocaleToUnicode       localeToUnicode;
 };
 
diff --git a/js/src/jsdate.cpp b/js/src/jsdate.cpp
index 00a8abf84..52294a5df 100755
--- a/js/src/jsdate.cpp
+++ b/js/src/jsdate.cpp
@@ -2743,77 +2743,6 @@ ToLocaleFormatHelper(JSContext* cx, HandleObject obj, const char* format, Mutabl
     return true;
 }
 
-#if !EXPOSE_INTL_API
-/* ES5 15.9.5.5. */
-MOZ_ALWAYS_INLINE bool
-date_toLocaleString_impl(JSContext* cx, const CallArgs& args)
-{
-    /*
-     * Use '%#c' for windows, because '%c' is backward-compatible and non-y2k
-     * with msvc; '%#c' requests that a full year be used in the result string.
-     */
-    static const char format[] =
-#if defined(_WIN32) && !defined(__MWERKS__)
-                                   "%#c"
-#else
-                                   "%c"
-#endif
-                                   ;
-
-    Rooted<DateObject*> dateObj(cx, &args.thisv().toObject().as<DateObject>());
-    return ToLocaleFormatHelper(cx, dateObj, format, args.rval());
-}
-
-static bool
-date_toLocaleString(JSContext* cx, unsigned argc, Value* vp)
-{
-    CallArgs args = CallArgsFromVp(argc, vp);
-    return CallNonGenericMethod<IsDate, date_toLocaleString_impl>(cx, args);
-}
-
-/* ES5 15.9.5.6. */
-MOZ_ALWAYS_INLINE bool
-date_toLocaleDateString_impl(JSContext* cx, const CallArgs& args)
-{
-    /*
-     * Use '%#x' for windows, because '%x' is backward-compatible and non-y2k
-     * with msvc; '%#x' requests that a full year be used in the result string.
-     */
-    static const char format[] =
-#if defined(_WIN32) && !defined(__MWERKS__)
-                                   "%#x"
-#else
-                                   "%x"
-#endif
-                                   ;
-
-    Rooted<DateObject*> dateObj(cx, &args.thisv().toObject().as<DateObject>());
-    return ToLocaleFormatHelper(cx, dateObj, format, args.rval());
-}
-
-static bool
-date_toLocaleDateString(JSContext* cx, unsigned argc, Value* vp)
-{
-    CallArgs args = CallArgsFromVp(argc, vp);
-    return CallNonGenericMethod<IsDate, date_toLocaleDateString_impl>(cx, args);
-}
-
-/* ES5 15.9.5.7. */
-MOZ_ALWAYS_INLINE bool
-date_toLocaleTimeString_impl(JSContext* cx, const CallArgs& args)
-{
-    Rooted<DateObject*> dateObj(cx, &args.thisv().toObject().as<DateObject>());
-    return ToLocaleFormatHelper(cx, dateObj, "%X", args.rval());
-}
-
-static bool
-date_toLocaleTimeString(JSContext* cx, unsigned argc, Value* vp)
-{
-    CallArgs args = CallArgsFromVp(argc, vp);
-    return CallNonGenericMethod<IsDate, date_toLocaleTimeString_impl>(cx, args);
-}
-#endif /* !EXPOSE_INTL_API */
-
 MOZ_ALWAYS_INLINE bool
 date_toLocaleFormat_impl(JSContext* cx, const CallArgs& args)
 {
@@ -3037,15 +2966,9 @@ static const JSFunctionSpec date_methods[] = {
     JS_FN("setUTCMilliseconds",  date_setUTCMilliseconds, 1,0),
     JS_FN("toUTCString",         date_toGMTString,        0,0),
     JS_FN("toLocaleFormat",      date_toLocaleFormat,     0,0),
-#if EXPOSE_INTL_API
     JS_SELF_HOSTED_FN(js_toLocaleString_str, "Date_toLocaleString", 0,0),
     JS_SELF_HOSTED_FN("toLocaleDateString", "Date_toLocaleDateString", 0,0),
     JS_SELF_HOSTED_FN("toLocaleTimeString", "Date_toLocaleTimeString", 0,0),
-#else
-    JS_FN(js_toLocaleString_str, date_toLocaleString,     0,0),
-    JS_FN("toLocaleDateString",  date_toLocaleDateString, 0,0),
-    JS_FN("toLocaleTimeString",  date_toLocaleTimeString, 0,0),
-#endif
     JS_FN("toDateString",        date_toDateString,       0,0),
     JS_FN("toTimeString",        date_toTimeString,       0,0),
     JS_FN("toISOString",         date_toISOString,        0,0),
diff --git a/js/src/jsnum.cpp b/js/src/jsnum.cpp
index 8885737f7..98d045987 100644
--- a/js/src/jsnum.cpp
+++ b/js/src/jsnum.cpp
@@ -724,141 +724,6 @@ js::num_toString(JSContext* cx, unsigned argc, Value* vp)
     return CallNonGenericMethod<IsNumber, num_toString_impl>(cx, args);
 }
 
-#if !EXPOSE_INTL_API
-MOZ_ALWAYS_INLINE bool
-num_toLocaleString_impl(JSContext* cx, const CallArgs& args)
-{
-    MOZ_ASSERT(IsNumber(args.thisv()));
-
-    double d = Extract(args.thisv());
-
-    RootedString str(cx, NumberToStringWithBase<CanGC>(cx, d, 10));
-    if (!str) {
-        JS_ReportOutOfMemory(cx);
-        return false;
-    }
-
-    /*
-     * Create the string, move back to bytes to make string twiddling
-     * a bit easier and so we can insert platform charset seperators.
-     */
-    JSAutoByteString numBytes(cx, str);
-    if (!numBytes)
-        return false;
-    const char* num = numBytes.ptr();
-    if (!num)
-        return false;
-
-    /*
-     * Find the first non-integer value, whether it be a letter as in
-     * 'Infinity', a decimal point, or an 'e' from exponential notation.
-     */
-    const char* nint = num;
-    if (*nint == '-')
-        nint++;
-    while (*nint >= '0' && *nint <= '9')
-        nint++;
-    int digits = nint - num;
-    const char* end = num + digits;
-    if (!digits) {
-        args.rval().setString(str);
-        return true;
-    }
-
-    JSRuntime* rt = cx->runtime();
-    size_t thousandsLength = strlen(rt->thousandsSeparator);
-    size_t decimalLength = strlen(rt->decimalSeparator);
-
-    /* Figure out how long resulting string will be. */
-    int buflen = strlen(num);
-    if (*nint == '.')
-        buflen += decimalLength - 1; /* -1 to account for existing '.' */
-
-    const char* numGrouping;
-    const char* tmpGroup;
-    numGrouping = tmpGroup = rt->numGrouping;
-    int remainder = digits;
-    if (*num == '-')
-        remainder--;
-
-    while (*tmpGroup != CHAR_MAX && *tmpGroup != '\0') {
-        if (*tmpGroup >= remainder)
-            break;
-        buflen += thousandsLength;
-        remainder -= *tmpGroup;
-        tmpGroup++;
-    }
-
-    int nrepeat;
-    if (*tmpGroup == '\0' && *numGrouping != '\0') {
-        nrepeat = (remainder - 1) / tmpGroup[-1];
-        buflen += thousandsLength * nrepeat;
-        remainder -= nrepeat * tmpGroup[-1];
-    } else {
-        nrepeat = 0;
-    }
-    tmpGroup--;
-
-    char* buf = cx->pod_malloc<char>(buflen + 1);
-    if (!buf)
-        return false;
-
-    char* tmpDest = buf;
-    const char* tmpSrc = num;
-
-    while (*tmpSrc == '-' || remainder--) {
-        MOZ_ASSERT(tmpDest - buf < buflen);
-        *tmpDest++ = *tmpSrc++;
-    }
-    while (tmpSrc < end) {
-        MOZ_ASSERT(tmpDest - buf + ptrdiff_t(thousandsLength) <= buflen);
-        strcpy(tmpDest, rt->thousandsSeparator);
-        tmpDest += thousandsLength;
-        MOZ_ASSERT(tmpDest - buf + *tmpGroup <= buflen);
-        js_memcpy(tmpDest, tmpSrc, *tmpGroup);
-        tmpDest += *tmpGroup;
-        tmpSrc += *tmpGroup;
-        if (--nrepeat < 0)
-            tmpGroup--;
-    }
-
-    if (*nint == '.') {
-        MOZ_ASSERT(tmpDest - buf + ptrdiff_t(decimalLength) <= buflen);
-        strcpy(tmpDest, rt->decimalSeparator);
-        tmpDest += decimalLength;
-        MOZ_ASSERT(tmpDest - buf + ptrdiff_t(strlen(nint + 1)) <= buflen);
-        strcpy(tmpDest, nint + 1);
-    } else {
-        MOZ_ASSERT(tmpDest - buf + ptrdiff_t(strlen(nint)) <= buflen);
-        strcpy(tmpDest, nint);
-    }
-
-    if (cx->runtime()->localeCallbacks && cx->runtime()->localeCallbacks->localeToUnicode) {
-        Rooted<Value> v(cx, StringValue(str));
-        bool ok = !!cx->runtime()->localeCallbacks->localeToUnicode(cx, buf, &v);
-        if (ok)
-            args.rval().set(v);
-        js_free(buf);
-        return ok;
-    }
-
-    str = NewStringCopyN<CanGC>(cx, buf, buflen);
-    js_free(buf);
-    if (!str)
-        return false;
-
-    args.rval().setString(str);
-    return true;
-}
-
-static bool
-num_toLocaleString(JSContext* cx, unsigned argc, Value* vp)
-{
-    CallArgs args = CallArgsFromVp(argc, vp);
-    return CallNonGenericMethod<IsNumber, num_toLocaleString_impl>(cx, args);
-}
-#endif /* !EXPOSE_INTL_API */
-
 MOZ_ALWAYS_INLINE bool
 num_valueOf_impl(JSContext* cx, const CallArgs& args)
 {
@@ -1075,11 +940,7 @@ static const JSFunctionSpec number_methods[] = {
     JS_FN(js_toSource_str,       num_toSource,          0, 0),
 #endif
     JS_FN(js_toString_str,       num_toString,          1, 0),
-#if EXPOSE_INTL_API
     JS_SELF_HOSTED_FN(js_toLocaleString_str, "Number_toLocaleString", 0,0),
-#else
-    JS_FN(js_toLocaleString_str, num_toLocaleString,     0,0),
-#endif
     JS_FN(js_valueOf_str,        num_valueOf,           0, 0),
     JS_FN("toFixed",             num_toFixed,           1, 0),
     JS_FN("toExponential",       num_toExponential,     1, 0),
@@ -1135,72 +996,11 @@ js::InitRuntimeNumberState(JSRuntime* rt)
 {
     FIX_FPU();
 
-    // XXX If EXPOSE_INTL_API becomes true all the time at some point,
-    //     js::InitRuntimeNumberState is no longer fallible, and we should
-    //     change its return type.
-#if !EXPOSE_INTL_API
-    /* Copy locale-specific separators into the runtime strings. */
-    const char* thousandsSeparator;
-    const char* decimalPoint;
-    const char* grouping;
-#ifdef HAVE_LOCALECONV
-    struct lconv* locale = localeconv();
-    thousandsSeparator = locale->thousands_sep;
-    decimalPoint = locale->decimal_point;
-    grouping = locale->grouping;
-#else
-    thousandsSeparator = getenv("LOCALE_THOUSANDS_SEP");
-    decimalPoint = getenv("LOCALE_DECIMAL_POINT");
-    grouping = getenv("LOCALE_GROUPING");
-#endif
-    if (!thousandsSeparator)
-        thousandsSeparator = "'";
-    if (!decimalPoint)
-        decimalPoint = ".";
-    if (!grouping)
-        grouping = "\3\0";
-
-    /*
-     * We use single malloc to get the memory for all separator and grouping
-     * strings.
-     */
-    size_t thousandsSeparatorSize = strlen(thousandsSeparator) + 1;
-    size_t decimalPointSize = strlen(decimalPoint) + 1;
-    size_t groupingSize = strlen(grouping) + 1;
-
-    char* storage = js_pod_malloc<char>(thousandsSeparatorSize +
-                                        decimalPointSize +
-                                        groupingSize);
-    if (!storage)
-        return false;
-
-    js_memcpy(storage, thousandsSeparator, thousandsSeparatorSize);
-    rt->thousandsSeparator = storage;
-    storage += thousandsSeparatorSize;
-
-    js_memcpy(storage, decimalPoint, decimalPointSize);
-    rt->decimalSeparator = storage;
-    storage += decimalPointSize;
-
-    js_memcpy(storage, grouping, groupingSize);
-    rt->numGrouping = grouping;
-#endif /* !EXPOSE_INTL_API */
+    // XXX EXPOSE_INTL_API has become true all the time, meaning this is
+    //     no longer fallible, and we should change its return type.
     return true;
 }
 
-#if !EXPOSE_INTL_API
-void
-js::FinishRuntimeNumberState(JSRuntime* rt)
-{
-    /*
-     * The free also releases the memory for decimalSeparator and numGrouping
-     * strings.
-     */
-    char* storage = const_cast<char*>(rt->thousandsSeparator);
-    js_free(storage);
-}
-#endif
-
 JSObject*
 js::InitNumberClass(JSContext* cx, HandleObject obj)
 {
diff --git a/js/src/jsnum.h b/js/src/jsnum.h
index 62b3d617f..2e7049888 100644
--- a/js/src/jsnum.h
+++ b/js/src/jsnum.h
@@ -37,11 +37,6 @@ class StringBuffer;
 extern MOZ_MUST_USE bool
 InitRuntimeNumberState(JSRuntime* rt);
 
-#if !EXPOSE_INTL_API
-extern void
-FinishRuntimeNumberState(JSRuntime* rt);
-#endif
-
 /* Initialize the Number class, returning its prototype object. */
 extern JSObject*
 InitNumberClass(JSContext* cx, HandleObject obj);
diff --git a/js/src/jsprototypes.h b/js/src/jsprototypes.h
index f409dce95..dc7cdb85a 100644
--- a/js/src/jsprototypes.h
+++ b/js/src/jsprototypes.h
@@ -37,11 +37,7 @@
 #define TYPED_ARRAY_CLASP(type)     (&TypedArrayObject::classes[Scalar::type])
 #define ERROR_CLASP(type)           (&ErrorObject::classes[type])
 
-#ifdef EXPOSE_INTL_API
 #define IF_INTL(real,imaginary) real
-#else
-#define IF_INTL(real,imaginary) imaginary
-#endif
 
 #ifdef ENABLE_BINARYDATA
 #define IF_BDATA(real,imaginary) real
diff --git a/js/src/jsstr.cpp b/js/src/jsstr.cpp
index a97a73237..01b407626 100644
--- a/js/src/jsstr.cpp
+++ b/js/src/jsstr.cpp
@@ -897,38 +897,6 @@ js::str_toLocaleUpperCase(JSContext* cx, unsigned argc, Value* vp)
     return ToUpperCaseHelper(cx, args);
 }
 
-#if !EXPOSE_INTL_API
-bool
-js::str_localeCompare(JSContext* cx, unsigned argc, Value* vp)
-{
-    CallArgs args = CallArgsFromVp(argc, vp);
-    RootedString str(cx, ToStringForStringFunction(cx, args.thisv()));
-    if (!str)
-        return false;
-
-    RootedString thatStr(cx, ToString<CanGC>(cx, args.get(0)));
-    if (!thatStr)
-        return false;
-
-    if (cx->runtime()->localeCallbacks && cx->runtime()->localeCallbacks->localeCompare) {
-        RootedValue result(cx);
-        if (!cx->runtime()->localeCallbacks->localeCompare(cx, str, thatStr, &result))
-            return false;
-
-        args.rval().set(result);
-        return true;
-    }
-
-    int32_t result;
-    if (!CompareStrings(cx, str, thatStr, &result))
-        return false;
-
-    args.rval().setInt32(result);
-    return true;
-}
-#endif
-
-#if EXPOSE_INTL_API
 /* ES6 20140210 draft 21.1.3.12. */
 bool
 js::str_normalize(JSContext* cx, unsigned argc, Value* vp)
@@ -1005,7 +973,6 @@ js::str_normalize(JSContext* cx, unsigned argc, Value* vp)
     args.rval().setString(ns);
     return true;
 }
-#endif
 
 bool
 js::str_charAt(JSContext* cx, unsigned argc, Value* vp)
@@ -2597,15 +2564,9 @@ static const JSFunctionSpec string_methods[] = {
     JS_FN("trimRight",         str_trimRight,         0,0),
     JS_FN("toLocaleLowerCase", str_toLocaleLowerCase, 0,0),
     JS_FN("toLocaleUpperCase", str_toLocaleUpperCase, 0,0),
-#if EXPOSE_INTL_API
     JS_SELF_HOSTED_FN("localeCompare", "String_localeCompare", 1,0),
-#else
-    JS_FN("localeCompare",     str_localeCompare,     1,0),
-#endif
     JS_SELF_HOSTED_FN("repeat", "String_repeat",      1,0),
-#if EXPOSE_INTL_API
     JS_FN("normalize",         str_normalize,         0,0),
-#endif
 
     /* Perl-ish methods (search is actually Python-esque). */
     JS_SELF_HOSTED_FN("match", "String_match",        1,0),
@@ -2916,9 +2877,7 @@ static const JSFunctionSpec string_static_methods[] = {
     JS_SELF_HOSTED_FN("trimRight",       "String_static_trimRight",     1,0),
     JS_SELF_HOSTED_FN("toLocaleLowerCase","String_static_toLocaleLowerCase",1,0),
     JS_SELF_HOSTED_FN("toLocaleUpperCase","String_static_toLocaleUpperCase",1,0),
-#if EXPOSE_INTL_API
     JS_SELF_HOSTED_FN("normalize",       "String_static_normalize",     1,0),
-#endif
     JS_SELF_HOSTED_FN("concat",          "String_static_concat",        2,0),
 
     JS_SELF_HOSTED_FN("localeCompare",   "String_static_localeCompare", 2,0),
diff --git a/js/src/jsstr.h b/js/src/jsstr.h
index 7e9621d4a..118118839 100644
--- a/js/src/jsstr.h
+++ b/js/src/jsstr.h
@@ -378,13 +378,8 @@ str_toLocaleLowerCase(JSContext* cx, unsigned argc, Value* vp);
 extern bool
 str_toLocaleUpperCase(JSContext* cx, unsigned argc, Value* vp);
 
-#if !EXPOSE_INTL_API
-extern bool
-str_localeCompare(JSContext* cx, unsigned argc, Value* vp);
-#else
 extern bool
 str_normalize(JSContext* cx, unsigned argc, Value* vp);
-#endif
 
 extern bool
 str_concat(JSContext* cx, unsigned argc, Value* vp);
diff --git a/js/src/vm/GlobalObject.cpp b/js/src/vm/GlobalObject.cpp
index 280548cd6..c90b6b85f 100644
--- a/js/src/vm/GlobalObject.cpp
+++ b/js/src/vm/GlobalObject.cpp
@@ -17,9 +17,7 @@
 
 #include "builtin/AtomicsObject.h"
 #include "builtin/Eval.h"
-#if EXPOSE_INTL_API
-# include "builtin/Intl.h"
-#endif
+#include "builtin/Intl.h"
 #include "builtin/MapObject.h"
 #include "builtin/ModuleObject.h"
 #include "builtin/Object.h"
diff --git a/js/src/vm/Initialization.cpp b/js/src/vm/Initialization.cpp
index b4108761f..39acdf9a8 100644
--- a/js/src/vm/Initialization.cpp
+++ b/js/src/vm/Initialization.cpp
@@ -111,12 +111,10 @@ JS::detail::InitWithFailureDiagnostic(bool isDebugBuild)
 
     js::DateTimeInfo::init();
 
-#if EXPOSE_INTL_API
     UErrorCode err = U_ZERO_ERROR;
     u_init(&err);
     if (U_FAILURE(err))
         return "u_init() failed";
-#endif // EXPOSE_INTL_API
 
     RETURN_IF_FAIL(js::CreateHelperThreadsState());
     RETURN_IF_FAIL(FutexRuntime::initialize());
@@ -169,9 +167,7 @@ JS_ShutDown(void)
     // to do it only when PRMJ_Now is eventually called.
     PRMJ_NowShutdown();
 
-#if EXPOSE_INTL_API
     u_cleanup();
-#endif // EXPOSE_INTL_API
 
     if (!JSRuntime::hasLiveRuntimes())
         js::jit::ReleaseProcessExecutableMemory();
@@ -186,11 +182,7 @@ JS_SetICUMemoryFunctions(JS_ICUAllocFn allocFn, JS_ICUReallocFn reallocFn, JS_IC
                "must call JS_SetICUMemoryFunctions before any other JSAPI "
                "operation (including JS_Init)");
 
-#if EXPOSE_INTL_API
     UErrorCode status = U_ZERO_ERROR;
     u_setMemoryFunctions(/* context = */ nullptr, allocFn, reallocFn, freeFn, &status);
     return U_SUCCESS(status);
-#else
-    return true;
-#endif
 }
diff --git a/js/src/vm/Runtime.cpp b/js/src/vm/Runtime.cpp
index 0d6a3922c..0e7ce7f10 100644
--- a/js/src/vm/Runtime.cpp
+++ b/js/src/vm/Runtime.cpp
@@ -213,11 +213,6 @@ JSRuntime::JSRuntime(JSRuntime* parentRuntime)
     warningReporter(nullptr),
     buildIdOp(nullptr),
     propertyRemovals(0),
-#if !EXPOSE_INTL_API
-    thousandsSeparator(0),
-    decimalSeparator(0),
-    numGrouping(0),
-#endif
     keepAtoms_(0),
     trustedPrincipals_(nullptr),
     beingDestroyed_(false),
@@ -425,10 +420,6 @@ JSRuntime::destroyRuntime()
      */
     FreeScriptData(this, lock);
 
-#if !EXPOSE_INTL_API
-    FinishRuntimeNumberState(this);
-#endif
-
     gc.finish();
     atomsCompartment_ = nullptr;
 
diff --git a/js/src/vm/Runtime.h b/js/src/vm/Runtime.h
index 734543c4e..735adadf2 100644
--- a/js/src/vm/Runtime.h
+++ b/js/src/vm/Runtime.h
@@ -978,13 +978,6 @@ struct JSRuntime : public JS::shadow::Runtime,
      */
     uint32_t            propertyRemovals;
 
-#if !EXPOSE_INTL_API
-    /* Number localization, used by jsnum.cpp. */
-    const char*         thousandsSeparator;
-    const char*         decimalSeparator;
-    const char*         numGrouping;
-#endif
-
   private:
     mozilla::Maybe<js::SharedImmutableStringsCache> sharedImmutableStrings_;
 
diff --git a/js/src/vm/SelfHosting.cpp b/js/src/vm/SelfHosting.cpp
index 9a8ec7679..653807ce8 100644
--- a/js/src/vm/SelfHosting.cpp
+++ b/js/src/vm/SelfHosting.cpp
@@ -2205,11 +2205,7 @@ static const JSFunctionSpec intrinsic_functions[] = {
     JS_FN("std_String_trimRight",                str_trimRight,                0,0),
     JS_FN("std_String_toLocaleLowerCase",        str_toLocaleLowerCase,        0,0),
     JS_FN("std_String_toLocaleUpperCase",        str_toLocaleUpperCase,        0,0),
-#if !EXPOSE_INTL_API
-    JS_FN("std_String_localeCompare",            str_localeCompare,            1,0),
-#else
     JS_FN("std_String_normalize",                str_normalize,                0,0),
-#endif
     JS_FN("std_String_concat",                   str_concat,                   1,0),
     
     JS_FN("std_TypedArray_buffer",               js::TypedArray_bufferGetter,  1,0),
diff --git a/xpcom/build/XPCOMInit.cpp b/xpcom/build/XPCOMInit.cpp
index 6ead5cdc7..6fb50fc1d 100644
--- a/xpcom/build/XPCOMInit.cpp
+++ b/xpcom/build/XPCOMInit.cpp
@@ -171,9 +171,7 @@ extern nsresult nsStringInputStreamConstructor(nsISupports*, REFNSIID, void**);
 
 #include "gfxPlatform.h"
 
-#if EXPOSE_INTL_API
 #include "unicode/putil.h"
-#endif
 
 using namespace mozilla;
 using base::AtExitManager;
@@ -689,7 +687,7 @@ NS_InitXPCOM2(nsIServiceManager** aResult,
                         memmove);
 #endif
 
-#if EXPOSE_INTL_API && defined(MOZ_ICU_DATA_ARCHIVE)
+#if defined(MOZ_ICU_DATA_ARCHIVE)
   nsCOMPtr<nsIFile> greDir;
   nsDirectoryService::gService->Get(NS_GRE_DIR,
                                     NS_GET_IID(nsIFile),