From b586a191ec085d2c6c5c4fdfb1b12102fb5de4c4 Mon Sep 17 00:00:00 2001
From: JustOff <Off.Just.Off@gmail.com>
Date: Wed, 13 Mar 2019 20:04:13 +0200
Subject: Rename the MozMap C++ type to "record" and give it a template
 parameter for the key type

---
 dom/bindings/BindingUtils.h | 61 +++++++++++++++++++++++----------------------
 1 file changed, 31 insertions(+), 30 deletions(-)

(limited to 'dom/bindings/BindingUtils.h')

diff --git a/dom/bindings/BindingUtils.h b/dom/bindings/BindingUtils.h
index 23bbbea5a..e017b986a 100644
--- a/dom/bindings/BindingUtils.h
+++ b/dom/bindings/BindingUtils.h
@@ -49,7 +49,7 @@ namespace mozilla {
 enum UseCounter : int16_t;
 
 namespace dom {
-template<typename DataType> class MozMap;
+template<typename KeyType, typename ValueType> class Record;
 
 nsresult
 UnwrapArgImpl(JS::Handle<JSObject*> src, const nsIID& iid, void** ppArg);
@@ -2293,25 +2293,26 @@ public:
   }
 };
 
-template<typename T>
-void TraceMozMap(JSTracer* trc, MozMap<T>& map)
+template<typename K, typename V>
+void TraceRecord(JSTracer* trc, Record<K, V>& record)
 {
-  for (auto& entry : map.Entries()) {
+  for (auto& entry : record.Entries()) {
     // Act like it's a one-element sequence to leverage all that infrastructure.
-    SequenceTracer<T>::TraceSequence(trc, &entry.mValue, &entry.mValue + 1);
+    SequenceTracer<V>::TraceSequence(trc, &entry.mValue, &entry.mValue + 1);
   }
 }
 
-// sequence<MozMap>
-template<typename T>
-class SequenceTracer<MozMap<T>, false, false, false>
+// sequence<record>
+template<typename K, typename V>
+class SequenceTracer<Record<K, V>, false, false, false>
 {
   explicit SequenceTracer() = delete; // Should never be instantiated
 
 public:
-  static void TraceSequence(JSTracer* trc, MozMap<T>* seqp, MozMap<T>* end) {
+  static void TraceSequence(JSTracer* trc, Record<K, V>* seqp,
+                            Record<K, V>* end) {
     for (; seqp != end; ++seqp) {
-      TraceMozMap(trc, *seqp);
+      TraceRecord(trc, *seqp);
     }
   }
 };
@@ -2389,51 +2390,51 @@ public:
   SequenceType mSequenceType;
 };
 
-// Rooter class for MozMap; this is what we mostly use in the codegen.
-template<typename T>
-class MOZ_RAII MozMapRooter final : private JS::CustomAutoRooter
+// Rooter class for Record; this is what we mostly use in the codegen.
+template<typename K, typename V>
+class MOZ_RAII RecordRooter final : private JS::CustomAutoRooter
 {
 public:
-  MozMapRooter(JSContext *aCx, MozMap<T>* aMozMap
+  RecordRooter(JSContext *aCx, Record<K, V>* aRecord
                MOZ_GUARD_OBJECT_NOTIFIER_PARAM)
     : JS::CustomAutoRooter(aCx MOZ_GUARD_OBJECT_NOTIFIER_PARAM_TO_PARENT),
-      mMozMap(aMozMap),
-      mMozMapType(eMozMap)
+      mRecord(aRecord),
+      mRecordType(eRecord)
   {
   }
 
-  MozMapRooter(JSContext *aCx, Nullable<MozMap<T>>* aMozMap
+  RecordRooter(JSContext *aCx, Nullable<Record<K, V>>* aRecord
                  MOZ_GUARD_OBJECT_NOTIFIER_PARAM)
     : JS::CustomAutoRooter(aCx MOZ_GUARD_OBJECT_NOTIFIER_PARAM_TO_PARENT),
-      mNullableMozMap(aMozMap),
-      mMozMapType(eNullableMozMap)
+      mNullableRecord(aRecord),
+      mRecordType(eNullableRecord)
   {
   }
 
 private:
-  enum MozMapType {
-    eMozMap,
-    eNullableMozMap
+  enum RecordType {
+    eRecord,
+    eNullableRecord
   };
 
   virtual void trace(JSTracer *trc) override
   {
-    if (mMozMapType == eMozMap) {
-      TraceMozMap(trc, *mMozMap);
+    if (mRecordType == eRecord) {
+      TraceRecord(trc, *mRecord);
     } else {
-      MOZ_ASSERT(mMozMapType == eNullableMozMap);
-      if (!mNullableMozMap->IsNull()) {
-        TraceMozMap(trc, mNullableMozMap->Value());
+      MOZ_ASSERT(mRecordType == eNullableRecord);
+      if (!mNullableRecord->IsNull()) {
+        TraceRecord(trc, mNullableRecord->Value());
       }
     }
   }
 
   union {
-    MozMap<T>* mMozMap;
-    Nullable<MozMap<T>>* mNullableMozMap;
+    Record<K, V>* mRecord;
+    Nullable<Record<K, V>>* mNullableRecord;
   };
 
-  MozMapType mMozMapType;
+  RecordType mRecordType;
 };
 
 template<typename T>
-- 
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