Return Object* instead of MaybeObject* from runtime calls.

src/stub-cache.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 270 matching lines @@
   friend class SCTableReference;
 
   DISALLOW_COPY_AND_ASSIGN(StubCache);
 };
 
 
 // ------------------------------------------------------------------------
 
 
 // Support functions for IC stubs for callbacks.
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreCallbackProperty);
+DECLARE_RUNTIME_FUNCTION(StoreCallbackProperty);
 
 
 // Support functions for IC stubs for interceptors.
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, LoadPropertyWithInterceptorOnly);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, LoadPropertyWithInterceptorForLoad);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, LoadPropertyWithInterceptorForCall);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreInterceptorProperty);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadPropertyWithInterceptor);
+DECLARE_RUNTIME_FUNCTION(LoadPropertyWithInterceptorOnly);
+DECLARE_RUNTIME_FUNCTION(LoadPropertyWithInterceptorForLoad);
+DECLARE_RUNTIME_FUNCTION(LoadPropertyWithInterceptorForCall);
+DECLARE_RUNTIME_FUNCTION(StoreInterceptorProperty);
+DECLARE_RUNTIME_FUNCTION(KeyedLoadPropertyWithInterceptor);
 
 
 enum PrototypeCheckType { CHECK_ALL_MAPS, SKIP_RECEIVER };
 enum IcCheckType { ELEMENT, PROPERTY };
 
 
 // The stub compilers compile stubs for the stub cache.
 class StubCompiler BASE_EMBEDDED {
  public:
   explicit StubCompiler(Isolate* isolate,
                         ExtraICState extra_ic_state = kNoExtraICState)
       : isolate_(isolate), extra_ic_state_(extra_ic_state),
-        masm_(isolate, NULL, 256), failure_(NULL) { }
+        masm_(isolate, NULL, 256) { }
 
   Handle<Code> CompileLoadInitialize(Code::Flags flags);
   Handle<Code> CompileLoadPreMonomorphic(Code::Flags flags);
   Handle<Code> CompileLoadMegamorphic(Code::Flags flags);
 
   Handle<Code> CompileStoreInitialize(Code::Flags flags);
   Handle<Code> CompileStorePreMonomorphic(Code::Flags flags);
   Handle<Code> CompileStoreGeneric(Code::Flags flags);
   Handle<Code> CompileStoreMegamorphic(Code::Flags flags);
 
@@ skipping 87 matching lines @@
                                   int argc,
                                   Register* values);
 
  protected:
   Handle<Code> GetCodeWithFlags(Code::Flags flags, const char* name);
   Handle<Code> GetCodeWithFlags(Code::Flags flags, Handle<Name> name);
 
   ExtraICState extra_state() { return extra_ic_state_; }
 
   MacroAssembler* masm() { return &masm_; }
-  void set_failure(Failure* failure) { failure_ = failure; }
 
   static void LookupPostInterceptor(Handle<JSObject> holder,
                                     Handle<Name> name,
                                     LookupResult* lookup);
 
   Isolate* isolate() { return isolate_; }
   Heap* heap() { return isolate()->heap(); }
   Factory* factory() { return isolate()->factory(); }
 
   static void GenerateTailCall(MacroAssembler* masm, Handle<Code> code);
@@ skipping 422 matching lines @@
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_