Handlify the remaining stub compiler functions for call ICs.

src/stub-cache.h

 // Copyright 2011 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 374 matching lines @@
 
   // Functions to compile either CallIC or KeyedCallIC.  The specific kind
   // is extracted from the code flags.
   Handle<Code> CompileCallInitialize(Code::Flags flags);
   Handle<Code> CompileCallPreMonomorphic(Code::Flags flags);
   Handle<Code> CompileCallNormal(Code::Flags flags);
   Handle<Code> CompileCallMegamorphic(Code::Flags flags);
   Handle<Code> CompileCallArguments(Code::Flags flags);
   Handle<Code> CompileCallMiss(Code::Flags flags);
 
-  MUST_USE_RESULT MaybeObject* TryCompileCallMegamorphic(Code::Flags flags);
-  MUST_USE_RESULT MaybeObject* TryCompileCallArguments(Code::Flags flags);
   MUST_USE_RESULT MaybeObject* TryCompileCallMiss(Code::Flags flags);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   Handle<Code> CompileCallDebugBreak(Code::Flags flags);
   Handle<Code> CompileCallDebugPrepareStepIn(Code::Flags flags);
-
-  MUST_USE_RESULT MaybeObject* TryCompileCallDebugBreak(Code::Flags flags);
-  MUST_USE_RESULT MaybeObject* TryCompileCallDebugPrepareStepIn(
-      Code::Flags flags);
 #endif
 
   // Static functions for generating parts of stubs.
   static void GenerateLoadGlobalFunctionPrototype(MacroAssembler* masm,
                                                   int index,
                                                   Register prototype);
 
   // Generates prototype loading code that uses the objects from the
   // context we were in when this function was called. If the context
   // has changed, a jump to miss is performed. This ties the generated
@@ skipping 570 matching lines @@
   JSFunction* constant_function_;
   bool is_simple_api_call_;
   FunctionTemplateInfo* expected_receiver_type_;
   CallHandlerInfo* api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_