Revert "Load the global proxy from the context of the target function."

src/stub-cache.h

Index: src/stub-cache.h
diff --git a/src/stub-cache.h b/src/stub-cache.h
index 0cf9e8fae00ed89be9f0db23eeab0695b8c80a91..ebf0bd3c917b5e06ba80f0a4bedb5bd1703def23 100644
--- a/src/stub-cache.h
+++ b/src/stub-cache.h
@@ -912,11 +912,7 @@ class CallStubCompiler: public StubCompiler {
 
   // Patch the global proxy over the global object if the global object is the
   // receiver.
-  static void FetchGlobalProxy(MacroAssembler* masm,
-                               Register target,
-                               Register function);
-  void PatchGlobalProxy(Handle<Object> object, Register function);
-  void PatchGlobalProxy(Handle<Object> object, Handle<JSFunction> function);
+  void PatchGlobalProxy(Handle<Object> object);
 
   // Returns the register containing the holder of |name|.
   Register HandlerFrontendHeader(Handle<Object> object,