Handlify the stub cache lookup and patching for CallIC and KeyedCallIC.

src/debug.cc

 // 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 69 matching lines @@
     V8::FatalProcessOutOfMemory("PrintLn");
     return;
   }
   s->WriteAscii(data.start());
   PrintF("%s\n", data.start());
 }
 
 
 static Handle<Code> ComputeCallDebugBreak(int argc, Code::Kind kind) {
   Isolate* isolate = Isolate::Current();
-  CALL_HEAP_FUNCTION(
-      isolate,
-      isolate->stub_cache()->ComputeCallDebugBreak(argc, kind),
-      Code);
+  return isolate->stub_cache()->ComputeCallDebugBreak(argc, kind);
 }
 
 
 static Handle<Code> ComputeCallDebugPrepareStepIn(int argc, Code::Kind kind) {
   Isolate* isolate = Isolate::Current();
-  CALL_HEAP_FUNCTION(
-      isolate,
-      isolate->stub_cache()->ComputeCallDebugPrepareStepIn(argc, kind),
-      Code);
+  return isolate->stub_cache()->ComputeCallDebugPrepareStepIn(argc, kind);
 }
 
 
 static v8::Handle<v8::Context> GetDebugEventContext(Isolate* isolate) {
   Handle<Context> context = isolate->debug()->debugger_entry()->GetContext();
   // Isolate::context() may have been NULL when "script collected" event
   // occured.
   if (context.is_null()) return v8::Local<v8::Context>();
   Handle<Context> global_context(context->global_context());
   return v8::Utils::ToLocal(global_context);
@@ skipping 3367 matching lines @@
     {
       Locker locker;
       Isolate::Current()->debugger()->CallMessageDispatchHandler();
     }
   }
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal