[Isolates] Move contents of Top into Isolate....

src/codegen.cc

 // Copyright 2009 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 198 matching lines @@
     Counters::total_old_codegen_source_size.Increment(len);
   }
   MakeCodePrologue(info);
   // Generate code.
   const int kInitialBufferSize = 4 * KB;
   MacroAssembler masm(NULL, kInitialBufferSize);
   CodeGenerator cgen(&masm);
   CodeGeneratorScope scope(&cgen);
   cgen.Generate(info);
   if (cgen.HasStackOverflow()) {
-    ASSERT(!Top::has_pending_exception());
+    ASSERT(!Isolate::Current()->has_pending_exception());
     return Handle<Code>::null();
   }
 
   InLoopFlag in_loop = (cgen.loop_nesting() != 0) ? IN_LOOP : NOT_IN_LOOP;
   Code::Flags flags = Code::ComputeFlags(Code::FUNCTION, in_loop);
   return MakeCodeEpilogue(cgen.masm(), flags, info);
 }
 
 
 #ifdef ENABLE_LOGGING_AND_PROFILING
@@ skipping 278 matching lines @@
   }
 }
 
 
 void ApiGetterEntryStub::SetCustomCache(Code* value) {
   info()->set_load_stub_cache(value);
 }
 
 
 } }  // namespace v8::internal