Introduce code stub constructors for stub keys.

src/arm/code-stubs-arm.h

Index: src/arm/code-stubs-arm.h
diff --git a/src/arm/code-stubs-arm.h b/src/arm/code-stubs-arm.h
index f6fb50af08a9378d63d86dbf94add036f92cba5b..90a922567d22de9323af076b99e34278d1028852 100644
--- a/src/arm/code-stubs-arm.h
+++ b/src/arm/code-stubs-arm.h
@@ -5,8 +5,6 @@
 #ifndef V8_ARM_CODE_STUBS_ARM_H_
 #define V8_ARM_CODE_STUBS_ARM_H_
 
-#include "src/code-stubs.h"
-
 namespace v8 {
 namespace internal {
 
@@ -27,7 +25,6 @@ class StringHelper : public AllStatic {
                                      Register scratch,
                                      String::Encoding encoding);
 
-
   // Generate string hash.
   static void GenerateHashInit(MacroAssembler* masm,
                                Register hash,
@@ -86,8 +83,6 @@ class WriteInt32ToHeapNumberStub : public PlatformCodeStub {
   static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
 
  private:
-  virtual inline Major MajorKey() const FINAL OVERRIDE;
-
   void Generate(MacroAssembler* masm);
 
   Register the_int() const {
@@ -107,7 +102,7 @@ class WriteInt32ToHeapNumberStub : public PlatformCodeStub {
   class HeapNumberRegisterBits: public BitField<int, 4, 4> {};
   class ScratchRegisterBits: public BitField<int, 8, 4> {};
 
-  DISALLOW_COPY_AND_ASSIGN(WriteInt32ToHeapNumberStub);
+  DEFINE_CODE_STUB(WriteInt32ToHeapNumber, PlatformCodeStub);
 };
 
 
@@ -130,6 +125,9 @@ class RecordWriteStub: public PlatformCodeStub {
                  SaveFPRegsModeBits::encode(fp_mode);
   }
 
+  RecordWriteStub(uint32_t key, Isolate* isolate)
+      : PlatformCodeStub(key, isolate), regs_(object(), address(), value()) {}
+
   enum Mode {
     STORE_BUFFER_ONLY,
     INCREMENTAL,
@@ -257,7 +255,7 @@ class RecordWriteStub: public PlatformCodeStub {
     kUpdateRememberedSetOnNoNeedToInformIncrementalMarker
   };
 
-  virtual inline Major MajorKey() const FINAL OVERRIDE;
+  virtual inline Major MajorKey() const FINAL OVERRIDE { return RecordWrite; }
 
   void Generate(MacroAssembler* masm);
   void GenerateIncremental(MacroAssembler* masm, Mode mode);
@@ -316,11 +314,9 @@ class DirectCEntryStub: public PlatformCodeStub {
   void GenerateCall(MacroAssembler* masm, Register target);
 
  private:
-  virtual inline Major MajorKey() const FINAL OVERRIDE;
-
   bool NeedsImmovableCode() { return true; }
 
-  DISALLOW_COPY_AND_ASSIGN(DirectCEntryStub);
+  DEFINE_CODE_STUB(DirectCEntry, PlatformCodeStub);
 };
 
 
@@ -365,13 +361,11 @@ class NameDictionaryLookupStub: public PlatformCodeStub {
       NameDictionary::kHeaderSize +
       NameDictionary::kElementsStartIndex * kPointerSize;
 
-  virtual inline Major MajorKey() const FINAL OVERRIDE;
-
   LookupMode mode() const { return LookupModeBits::decode(minor_key_); }
 
   class LookupModeBits: public BitField<LookupMode, 0, 1> {};
 
-  DISALLOW_COPY_AND_ASSIGN(NameDictionaryLookupStub);
+  DEFINE_CODE_STUB(NameDictionaryLookup, PlatformCodeStub);
 };
 
 } }  // namespace v8::internal