Move FindCodeObject from Heap to Isolate.

src/ic.cc

 // 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 275 matching lines @@
   if (receiver->IsJSBuiltinsObject()) {
     return UNINITIALIZED;
   }
 
   return MONOMORPHIC;
 }
 
 
 RelocInfo::Mode IC::ComputeMode() {
   Address addr = address();
-  Code* code = Code::cast(isolate()->heap()->FindCodeObject(addr));
+  Code* code = Code::cast(isolate()->FindCodeObject(addr));
   for (RelocIterator it(code, RelocInfo::kCodeTargetMask);
        !it.done(); it.next()) {
     RelocInfo* info = it.rinfo();
     if (info->pc() == addr) return info->rmode();
   }
   UNREACHABLE();
   return RelocInfo::NONE32;
 }
 
 
@@ skipping 2808 matching lines @@
 #undef ADDR
 };
 
 
 Address IC::AddressFromUtilityId(IC::UtilityId id) {
   return IC_utilities[id];
 }
 
 
 } }  // namespace v8::internal