Remove all C++ Telemetry Accumulation calls.

This creates a number of stubs and leaves some surrounding code that may be irrelevant (eg. recorded time stamps, status variables).
Stub resolution/removal should be a follow-up to this.

9 files changed, 2 insertions, 95 deletions

diff --git a/gfx/thebes/DeviceManagerDx.cpp b/gfx/thebes/DeviceManagerDx.cpp
index 2f2693c76..e1cfc5763 100644
--- a/gfx/thebes/DeviceManagerDx.cpp
+++ b/gfx/thebes/DeviceManagerDx.cpp
@@ -10,7 +10,6 @@
 #include "gfxPrefs.h"
 #include "gfxWindowsPlatform.h"
 #include "mozilla/D3DMessageUtils.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/WindowsVersion.h"
 #include "mozilla/gfx/GraphicsMessages.h"
 #include "mozilla/gfx/Logging.h"
@@ -589,10 +588,6 @@ DeviceManagerDx::MaybeResetAndReacquireDevices()
     return false;
   }
 
-  if (resetReason != DeviceResetReason::FORCED_RESET) {
-    Telemetry::Accumulate(Telemetry::DEVICE_RESET_REASON, uint32_t(resetReason));
-  }
-
   bool createCompositorDevice = !!mCompositorDevice;
   bool createContentDevice = !!mContentDevice;
 
@@ -724,7 +719,6 @@ DeviceManagerDx::GetAnyDeviceRemovedReason(DeviceResetReason* aOutReason)
 void
 DeviceManagerDx::ForceDeviceReset(ForcedDeviceResetReason aReason)
 {
-  Telemetry::Accumulate(Telemetry::FORCED_DEVICE_RESET_REASON, uint32_t(aReason));
   {
     MutexAutoLock lock(mDeviceLock);
     mDeviceResetReason = Some(DeviceResetReason::FORCED_RESET);
diff --git a/gfx/thebes/gfxDWriteFontList.cpp b/gfx/thebes/gfxDWriteFontList.cpp
index d159fddb1..5cc1fbb92 100644
--- a/gfx/thebes/gfxDWriteFontList.cpp
+++ b/gfx/thebes/gfxDWriteFontList.cpp
@@ -14,7 +14,6 @@
 #include "nsCharSeparatedTokenizer.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Sprintf.h"
-#include "mozilla/Telemetry.h"
 #include "nsDirectoryServiceUtils.h"
 #include "nsDirectoryServiceDefs.h"
 #include "nsAppDirectoryServiceDefs.h"
@@ -864,8 +863,6 @@ gfxDWriteFontList::InitFontListForPlatform()
     hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->
         GetGdiInterop(getter_AddRefs(mGDIInterop));
     if (FAILED(hr)) {
-        Telemetry::Accumulate(Telemetry::DWRITEFONT_INIT_PROBLEM,
-                              uint32_t(errGDIInterop));
         return NS_ERROR_FAILURE;
     }
 
@@ -878,8 +875,6 @@ gfxDWriteFontList::InitFontListForPlatform()
     NS_ASSERTION(SUCCEEDED(hr), "GetSystemFontCollection failed!");
 
     if (FAILED(hr)) {
-        Telemetry::Accumulate(Telemetry::DWRITEFONT_INIT_PROBLEM,
-                              uint32_t(errSystemFontCollection));
         return NS_ERROR_FAILURE;
     }
 
@@ -891,8 +886,6 @@ gfxDWriteFontList::InitFontListForPlatform()
     NS_ASSERTION(mFontFamilies.Count() != 0,
                  "no fonts found in the system fontlist -- holy crap batman!");
     if (mFontFamilies.Count() == 0) {
-        Telemetry::Accumulate(Telemetry::DWRITEFONT_INIT_PROBLEM,
-                              uint32_t(errNoFonts));
         return NS_ERROR_FAILURE;
     }
 
@@ -1001,9 +994,6 @@ gfxDWriteFontList::InitFontListForPlatform()
     }
 
     elapsedTime = (t5.QuadPart - t1.QuadPart) * 1000.0 / frequency.QuadPart;
-    Telemetry::Accumulate(Telemetry::DWRITEFONT_DELAYEDINITFONTLIST_TOTAL, elapsedTime);
-    Telemetry::Accumulate(Telemetry::DWRITEFONT_DELAYEDINITFONTLIST_COUNT,
-                          mSystemFonts->GetFontFamilyCount());
     LOG_FONTINIT((
        "(fontinit) Total time in InitFontList:    %9.3f ms (families: %d, %s)\n",
        elapsedTime, mSystemFonts->GetFontFamilyCount(),
@@ -1013,7 +1003,6 @@ gfxDWriteFontList::InitFontListForPlatform()
     LOG_FONTINIT(("(fontinit)  --- base/interop obj initialization init: %9.3f ms\n", elapsedTime));
 
     elapsedTime = (t3.QuadPart - t2.QuadPart) * 1000.0 / frequency.QuadPart;
-    Telemetry::Accumulate(Telemetry::DWRITEFONT_DELAYEDINITFONTLIST_COLLECT, elapsedTime);
     LOG_FONTINIT(("(fontinit)  --- GetSystemFontCollection:  %9.3f ms\n", elapsedTime));
 
     elapsedTime = (t4.QuadPart - t3.QuadPart) * 1000.0 / frequency.QuadPart;
@@ -1455,7 +1444,6 @@ gfxDWriteFontList::PlatformGlobalFontFallback(const uint32_t aCh,
             *aMatchedFamily = family;
             return fontEntry;
         }
-        Telemetry::Accumulate(Telemetry::BAD_FALLBACK_FONT, true);
     }
 
     return nullptr;
diff --git a/gfx/thebes/gfxFont.cpp b/gfx/thebes/gfxFont.cpp
index d0b747fff..8ccd721f8 100644
--- a/gfx/thebes/gfxFont.cpp
+++ b/gfx/thebes/gfxFont.cpp
@@ -229,7 +229,6 @@ gfxFontCache::Lookup(const gfxFontEntry* aFontEntry,
     Key key(aFontEntry, aStyle, aUnicodeRangeMap);
     HashEntry *entry = mFonts.GetEntry(key);
 
-    Telemetry::Accumulate(Telemetry::FONT_CACHE_HIT, entry != nullptr);
     if (!entry)
         return nullptr;
 
@@ -2578,9 +2577,6 @@ gfxFont::GetShapedWord(DrawTarget *aDrawTarget,
 
     if (sw) {
         sw->ResetAge();
-        Telemetry::Accumulate((isContent ? Telemetry::WORD_CACHE_HITS_CONTENT :
-                                   Telemetry::WORD_CACHE_HITS_CHROME),
-                              aLength);
 #ifndef RELEASE_OR_BETA
         if (aTextPerf) {
             aTextPerf->current.wordCacheHit++;
@@ -2589,9 +2585,6 @@ gfxFont::GetShapedWord(DrawTarget *aDrawTarget,
         return sw;
     }
 
-    Telemetry::Accumulate((isContent ? Telemetry::WORD_CACHE_MISSES_CONTENT :
-                               Telemetry::WORD_CACHE_MISSES_CHROME),
-                          aLength);
 #ifndef RELEASE_OR_BETA
     if (aTextPerf) {
         aTextPerf->current.wordCacheMiss++;
diff --git a/gfx/thebes/gfxGradientCache.cpp b/gfx/thebes/gfxGradientCache.cpp
index fa25bd78c..bfa82685c 100644
--- a/gfx/thebes/gfxGradientCache.cpp
+++ b/gfx/thebes/gfxGradientCache.cpp
@@ -8,7 +8,6 @@
 #include "PLDHashTable.h"
 #include "nsExpirationTracker.h"
 #include "nsClassHashtable.h"
-#include "mozilla/Telemetry.h"
 #include "gfxGradientCache.h"
 #include <time.h>
 
@@ -127,7 +126,6 @@ class GradientCache final : public nsExpirationTracker<GradientCacheData,4>
     {
       srand(time(nullptr));
       mTimerPeriod = rand() % MAX_GENERATION_MS + 1;
-      Telemetry::Accumulate(Telemetry::GRADIENT_RETENTION_TIME, mTimerPeriod);
     }
 
     virtual void NotifyExpired(GradientCacheData* aObject)
diff --git a/gfx/thebes/gfxMacPlatformFontList.mm b/gfx/thebes/gfxMacPlatformFontList.mm
index bf958a90b..3d2fcc6a9 100644
--- a/gfx/thebes/gfxMacPlatformFontList.mm
+++ b/gfx/thebes/gfxMacPlatformFontList.mm
@@ -65,7 +65,6 @@
 #include "mozilla/MemoryReporting.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Sprintf.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/gfx/2D.h"
 
 #include <unistd.h>
@@ -1043,10 +1042,6 @@ gfxMacPlatformFontList::PlatformGlobalFontFallback(const uint32_t aCh,
         }
     }
 
-    if (cantUseFallbackFont) {
-        Telemetry::Accumulate(Telemetry::BAD_FALLBACK_FONT, cantUseFallbackFont);
-    }
-
     ::CFRelease(str);
 
     return fontEntry;
diff --git a/gfx/thebes/gfxPlatform.cpp b/gfx/thebes/gfxPlatform.cpp
index 171d1bec9..d5af16a19 100644
--- a/gfx/thebes/gfxPlatform.cpp
+++ b/gfx/thebes/gfxPlatform.cpp
@@ -361,7 +361,6 @@ class CrashTelemetryEvent : public Runnable
 
   NS_IMETHOD Run() override {
     MOZ_ASSERT(NS_IsMainThread());
-    Telemetry::Accumulate(Telemetry::GFX_CRASH, mReason);
     return NS_OK;
   }
 
@@ -374,29 +373,7 @@ NS_IMPL_ISUPPORTS_INHERITED0(CrashTelemetryEvent, Runnable);
 void
 CrashStatsLogForwarder::CrashAction(LogReason aReason)
 {
-#ifndef RELEASE_OR_BETA
-  // Non-release builds crash by default, but will use telemetry
-  // if this environment variable is present.
-  static bool useTelemetry = gfxEnv::GfxDevCrashTelemetry();
-#else
-  // Release builds use telemetry by default, but will crash instead
-  // if this environment variable is present.
-  static bool useTelemetry = !gfxEnv::GfxDevCrashMozCrash();
-#endif
-
-  if (useTelemetry) {
-    // The callers need to assure that aReason is in the range
-    // that the telemetry call below supports.
-    if (NS_IsMainThread()) {
-      Telemetry::Accumulate(Telemetry::GFX_CRASH, (uint32_t)aReason);
-    } else {
-      nsCOMPtr<nsIRunnable> r1 = new CrashTelemetryEvent((uint32_t)aReason);
-      NS_DispatchToMainThread(r1);
-    }
-  } else {
-    // ignoring aReason, we can get the information we need from the stack
-    MOZ_CRASH("GFX_CRASH");
-  }
+  MOZ_CRASH("GFX_CRASH");
 }
 
 NS_IMPL_ISUPPORTS(SRGBOverrideObserver, nsIObserver, nsISupportsWeakReference)
diff --git a/gfx/thebes/gfxPlatformFontList.cpp b/gfx/thebes/gfxPlatformFontList.cpp
index e12f4e197..59df40666 100644
--- a/gfx/thebes/gfxPlatformFontList.cpp
+++ b/gfx/thebes/gfxPlatformFontList.cpp
@@ -322,8 +322,6 @@ gfxPlatformFontList::InitOtherFamilyNames()
         mOtherFamilyNamesInitialized = true;
     }
     TimeStamp end = TimeStamp::Now();
-    Telemetry::AccumulateTimeDelta(Telemetry::FONTLIST_INITOTHERFAMILYNAMES,
-                                   start, end);
 
     if (LOG_FONTINIT_ENABLED()) {
         TimeDuration elapsed = end - start;
@@ -370,8 +368,6 @@ gfxPlatformFontList::SearchFamiliesForFaceName(const nsAString& aFaceName)
     lookup = FindFaceName(aFaceName);
 
     TimeStamp end = TimeStamp::Now();
-    Telemetry::AccumulateTimeDelta(Telemetry::FONTLIST_INITFACENAMELISTS,
-                                   start, end);
     if (LOG_FONTINIT_ENABLED()) {
         TimeDuration elapsed = end - start;
         LOG_FONTINIT(("(fontinit) SearchFamiliesForFaceName took %8.2f ms %s %s",
@@ -587,16 +583,8 @@ gfxPlatformFontList::SystemFindFontForChar(uint32_t aCh, uint32_t aNextCh,
     static bool first = true;
     int32_t intElapsed = int32_t(first ? elapsed.ToMilliseconds() :
                                          elapsed.ToMicroseconds());
-    Telemetry::Accumulate((first ? Telemetry::SYSTEM_FONT_FALLBACK_FIRST :
-                                   Telemetry::SYSTEM_FONT_FALLBACK),
-                          intElapsed);
     first = false;
 
-    // track the script for which fallback occurred (incremented one make it
-    // 1-based)
-    Telemetry::Accumulate(Telemetry::SYSTEM_FONT_FALLBACK_SCRIPT,
-                          int(aRunScript) + 1);
-
     return fontEntry;
 }
 
diff --git a/gfx/thebes/gfxUserFontSet.cpp b/gfx/thebes/gfxUserFontSet.cpp
index 23c26d9fe..72c54d9b5 100644
--- a/gfx/thebes/gfxUserFontSet.cpp
+++ b/gfx/thebes/gfxUserFontSet.cpp
@@ -453,8 +453,6 @@ gfxUserFontEntry::LoadNextSrc()
                                   gfxUserFontData::kUnknownCompression);
                 mPlatformFontEntry = fe;
                 SetLoadState(STATUS_LOADED);
-                Telemetry::Accumulate(Telemetry::WEBFONT_SRCTYPE,
-                                      currSrc.mSourceType + 1);
                 return;
             } else {
                 LOG(("userfonts (%p) [src %d] failed local: (%s) for (%s)\n",
@@ -517,8 +515,6 @@ gfxUserFontEntry::LoadNextSrc()
                         if (NS_SUCCEEDED(rv) &&
                             LoadPlatformFont(buffer, bufferLength)) {
                             SetLoadState(STATUS_LOADED);
-                            Telemetry::Accumulate(Telemetry::WEBFONT_SRCTYPE,
-                                                  currSrc.mSourceType + 1);
                             return;
                         } else {
                             mFontSet->LogMessage(this,
@@ -572,8 +568,6 @@ gfxUserFontEntry::LoadNextSrc()
                 // LoadPlatformFont takes ownership of the buffer, so no need
                 // to free it here.
                 SetLoadState(STATUS_LOADED);
-                Telemetry::Accumulate(Telemetry::WEBFONT_SRCTYPE,
-                                      currSrc.mSourceType + 1);
                 return;
             } else {
                 mFontSet->LogMessage(this,
@@ -617,7 +611,6 @@ gfxUserFontEntry::LoadPlatformFont(const uint8_t* aFontData, uint32_t& aLength)
 
     gfxUserFontType fontType =
         gfxFontUtils::DetermineFontDataType(aFontData, aLength);
-    Telemetry::Accumulate(Telemetry::WEBFONT_FONTTYPE, uint32_t(fontType));
 
     // Unwrap/decompress/sanitize or otherwise munge the downloaded data
     // to make a usable sfnt structure.
@@ -650,13 +643,6 @@ gfxUserFontEntry::LoadPlatformFont(const uint8_t* aFontData, uint32_t& aLength)
     if (saneData) {
         if (saneLen) {
             fontCompressionRatio = uint32_t(100.0 * aLength / saneLen + 0.5);
-            if (fontType == GFX_USERFONT_WOFF ||
-                fontType == GFX_USERFONT_WOFF2) {
-                Telemetry::Accumulate(fontType == GFX_USERFONT_WOFF ?
-                                      Telemetry::WEBFONT_COMPRESSION_WOFF :
-                                      Telemetry::WEBFONT_COMPRESSION_WOFF2,
-                                      fontCompressionRatio);
-                }
         }
 
         // The sanitizer ensures that we have a valid sfnt and a usable
diff --git a/gfx/thebes/gfxWindowsPlatform.cpp b/gfx/thebes/gfxWindowsPlatform.cpp
index a988859eb..b1ede7ad2 100755
--- a/gfx/thebes/gfxWindowsPlatform.cpp
+++ b/gfx/thebes/gfxWindowsPlatform.cpp
@@ -430,10 +430,6 @@ gfxWindowsPlatform::HandleDeviceReset()
     return false;
   }
 
-  if (resetReason != DeviceResetReason::FORCED_RESET) {
-    Telemetry::Accumulate(Telemetry::DEVICE_RESET_REASON, uint32_t(resetReason));
-  }
-
   // Remove devices and adapters.
   DeviceManagerDx::Get()->ResetDevices();
 
@@ -1442,15 +1438,7 @@ gfxWindowsPlatform::InitializeD3D11Config()
 /* static */ void
 gfxWindowsPlatform::RecordContentDeviceFailure(TelemetryDeviceCode aDevice)
 {
-  // If the parent process fails to acquire a device, we record this
-  // normally as part of the environment. The exceptional case we're
-  // looking for here is when the parent process successfully acquires
-  // a device, but the content process fails to acquire the same device.
-  // This would not normally be displayed in about:support.
-  if (!XRE_IsContentProcess()) {
-    return;
-  }
-  Telemetry::Accumulate(Telemetry::GFX_CONTENT_FAILED_TO_ACQUIRE_DEVICE, uint32_t(aDevice));
+  /* STUB */
 }
 
 void