Revert revision 6555 as it causes win32 debug to fail.

Review URL: http://codereview.chromium.org/6349044

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6564 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/api.cc

@@ -2200,12 +2200,6 @@ bool Value::Equals(Handle<Value> that) const {
   ENTER_V8;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::Object> other = Utils::OpenHandle(*that);
-  // If both obj and other are JSObjects, we'd better compare by identity
-  // immediately when going into JS builtin.  The reason is Invoke
-  // would overwrite global object receiver with global proxy.
-  if (obj->IsJSObject() && other->IsJSObject()) {
-    return *obj == *other;
-  }
   i::Object** args[1] = { other.location() };
   EXCEPTION_PREAMBLE();
   i::Handle<i::Object> result =

test/cctest/test-api.cc

@@ -12213,25 +12213,6 @@ TEST(RegExp) {
 }
 
 
-THREADED_TEST(Equals) {
-  v8::HandleScope handleScope;
-  LocalContext localContext;
-
-  v8::Handle<v8::Object> globalProxy = localContext->Global();
-  v8::Handle<Value> global = globalProxy->GetPrototype();
-
-  CHECK(global->StrictEquals(global));
-  CHECK(!global->StrictEquals(globalProxy));
-  CHECK(!globalProxy->StrictEquals(global));
-  CHECK(globalProxy->StrictEquals(globalProxy));
-
-  CHECK(global->Equals(global));
-  CHECK(!global->Equals(globalProxy));
-  CHECK(!globalProxy->Equals(global));
-  CHECK(globalProxy->Equals(globalProxy));
-}
-
-
 static v8::Handle<v8::Value> Getter(v8::Local<v8::String> property,
                                     const v8::AccessorInfo& info ) {
   return v8_str("42!");