Move most of ChromeV8Context to a base ScriptContext

chrome/renderer/extensions/pepper_request_natives.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/extensions/pepper_request_natives.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/values.h"
 #include "chrome/renderer/extensions/chrome_v8_context.h"
 #include "content/public/renderer/v8_value_converter.h"
 
 namespace extensions {
 
 PepperRequestNatives::PepperRequestNatives(ChromeV8Context* context)
     : ObjectBackedNativeHandler(context) {
   RouteFunction(
       "SendResponse",
       base::Bind(&PepperRequestNatives::SendResponse, base::Unretained(this)));
 }
 
 void PepperRequestNatives::SendResponse(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   DCHECK_EQ(3, args.Length());
   DCHECK(args[0]->IsInt32());
   DCHECK(args[1]->IsArray());
   int request_id = args[0]->Int32Value();
+
+  // TODO(rockot): This downcast should be eliminated.
+  // See http://crbug.com/362616.
+  ChromeV8Context* chrome_context = static_cast<ChromeV8Context*>(context());
   if (args[2]->IsString()) {
-    context()->pepper_request_proxy()->OnResponseReceived(
+    chrome_context->pepper_request_proxy()->OnResponseReceived(
         request_id, false, base::ListValue(), *v8::String::Utf8Value(args[2]));
     return;
   }
 
   scoped_ptr<content::V8ValueConverter> converter(
       content::V8ValueConverter::create());
   scoped_ptr<const base::Value> result(
-      converter->FromV8Value(args[1], context()->v8_context()));
+      converter->FromV8Value(args[1], chrome_context->v8_context()));
   DCHECK(result);
   const base::ListValue* result_list = NULL;
   CHECK(result->GetAsList(&result_list));
-  context()->pepper_request_proxy()->OnResponseReceived(
+  chrome_context->pepper_request_proxy()->OnResponseReceived(
       request_id, true, *result_list, "");
 }
 
 }  // namespace extensions