Cleanup in the CallStubCompiler.

src/stub-cache.h

Index: src/stub-cache.h
diff --git a/src/stub-cache.h b/src/stub-cache.h
index 223a7fc216f8ccad4b2f36ada3fd9fa1b2058712..1c15750f45ef254cf55b7b436a65563c024f06da 100644
--- a/src/stub-cache.h
+++ b/src/stub-cache.h
@@ -918,7 +918,16 @@ class CallStubCompiler: public StubCompiler {
                                  Label* miss);
   void HandlerFrontendFooter(Label* miss);
 
-  void CompileHandlerBackend(Handle<JSFunction> function);
+  void GenerateCallFunction(Handle<Object> object,
+                            Handle<JSFunction> function);
+  void GenerateCallFunction(Handle<Object> object,
+                            Register function,
+                            Label* miss);
+  // Use to call |actual_closure|, a closure with the same shared function info
+  // as |function|.
+  void GenerateCallFunction(Handle<Object> object,
+                            Register actual_closure,
+                            Handle<JSFunction> function);
 
   Handle<Code> CompileCallConstant(Handle<Object> object,
                                    Handle<JSObject> holder,
@@ -967,6 +976,8 @@ class CallStubCompiler: public StubCompiler {
                                   Handle<JSFunction> function,
                                   Handle<String> name);
 
+  CallKind call_kind();
+
   Handle<Code> GetCode(Code::StubType type, Handle<Name> name);
   Handle<Code> GetCode(Handle<JSFunction> function);
 
@@ -980,6 +991,8 @@ class CallStubCompiler: public StubCompiler {
                                     Handle<JSFunction> function,
                                     Label* miss);
 
+  void GenerateFunctionCheck(Register function, Register scratch, Label* miss);
+
   // Generates a jump to CallIC miss stub.
   void GenerateMissBranch();