Begin to handlify the stub cache.

src/runtime.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 7954 matching lines @@
 }
 
 
 static void TrySettingInlineConstructStub(Isolate* isolate,
                                           Handle<JSFunction> function) {
   Handle<Object> prototype = isolate->factory()->null_value();
   if (function->has_instance_prototype()) {
     prototype = Handle<Object>(function->instance_prototype(), isolate);
   }
   if (function->shared()->CanGenerateInlineConstructor(*prototype)) {
-    ConstructStubCompiler compiler;
+    HandleScope scope(isolate);
+    ConstructStubCompiler compiler(isolate);
     MaybeObject* code = compiler.CompileConstructStub(*function);
     if (!code->IsFailure()) {
       function->shared()->set_construct_stub(
           Code::cast(code->ToObjectUnchecked()));
     }
   }
 }
 
 
 RUNTIME_FUNCTION(MaybeObject*, Runtime_NewObject) {
@@ skipping 5231 matching lines @@
   } else {
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     isolate->counters()->gc_last_resort_from_js()->Increment();
     isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
   }
 }
 
 
 } }  // namespace v8::internal