Unify JSEntryStub and JSConstructEntryStub, and some more code stub cleanups.

src/arm64/code-stubs-arm64.h

Index: src/arm64/code-stubs-arm64.h
diff --git a/src/arm64/code-stubs-arm64.h b/src/arm64/code-stubs-arm64.h
index 968c261a7cea7d4a41c937b157d8b17ddb0efddd..88936dd2d23983b7060a20ce89ba2d2eecb1e095 100644
--- a/src/arm64/code-stubs-arm64.h
+++ b/src/arm64/code-stubs-arm64.h
@@ -46,9 +46,7 @@ class StoreRegistersStateStub: public PlatformCodeStub {
   static void GenerateAheadOfTime(Isolate* isolate);
 
  private:
-  void Generate(MacroAssembler* masm);
-
-  DEFINE_CODE_STUB(StoreRegistersState, PlatformCodeStub);
+  DEFINE_PLATFORM_CODE_STUB(StoreRegistersState, PlatformCodeStub);
 };
 
 
@@ -60,9 +58,7 @@ class RestoreRegistersStateStub: public PlatformCodeStub {
   static void GenerateAheadOfTime(Isolate* isolate);
 
  private:
-  void Generate(MacroAssembler* masm);
-
-  DEFINE_CODE_STUB(RestoreRegistersState, PlatformCodeStub);
+  DEFINE_PLATFORM_CODE_STUB(RestoreRegistersState, PlatformCodeStub);
 };
 
 
@@ -278,7 +274,7 @@ class RecordWriteStub: public PlatformCodeStub {
 
   virtual inline Major MajorKey() const FINAL OVERRIDE { return RecordWrite; }
 
-  void Generate(MacroAssembler* masm);
+  virtual void Generate(MacroAssembler* masm) OVERRIDE;
   void GenerateIncremental(MacroAssembler* masm, Mode mode);
   void CheckNeedsToInformIncrementalMarker(
       MacroAssembler* masm,
@@ -326,13 +322,12 @@ class RecordWriteStub: public PlatformCodeStub {
 class DirectCEntryStub: public PlatformCodeStub {
  public:
   explicit DirectCEntryStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
-  void Generate(MacroAssembler* masm);
   void GenerateCall(MacroAssembler* masm, Register target);
 
  private:
   bool NeedsImmovableCode() { return true; }
 
-  DEFINE_CODE_STUB(DirectCEntry, PlatformCodeStub);
+  DEFINE_PLATFORM_CODE_STUB(DirectCEntry, PlatformCodeStub);
 };
 
 
@@ -345,8 +340,6 @@ class NameDictionaryLookupStub: public PlatformCodeStub {
     minor_key_ = LookupModeBits::encode(mode);
   }
 
-  void Generate(MacroAssembler* masm);
-
   static void GenerateNegativeLookup(MacroAssembler* masm,
                                      Label* miss,
                                      Label* done,
@@ -381,7 +374,7 @@ class NameDictionaryLookupStub: public PlatformCodeStub {
 
   class LookupModeBits: public BitField<LookupMode, 0, 1> {};
 
-  DEFINE_CODE_STUB(NameDictionaryLookup, PlatformCodeStub);
+  DEFINE_PLATFORM_CODE_STUB(NameDictionaryLookup, PlatformCodeStub);
 };
 
 } }  // namespace v8::internal