Clear RenderThread of any Chrome specific code, and move a bunch of stuff out of RenderView.

chrome/renderer/extensions/chrome_app_bindings.cc

 // Copyright (c) 2010 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/chrome_app_bindings.h"
 
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/string16.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_set.h"
 #include "chrome/renderer/extensions/bindings_utils.h"
 #include "chrome/renderer/extensions/extension_dispatcher.h"
+#include "chrome/renderer/extensions/extension_helper.h"
 #include "content/renderer/render_view.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "v8/include/v8.h"
 
 using WebKit::WebFrame;
 
 namespace {
 
 bool IsCheckoutURL(const std::string& url_spec) {
   std::string checkout_url_prefix =
@@ skipping 89 matching lines @@
     bool has_web_extent =
         extension_dispatcher_->extensions()->GetByURL(url) != NULL;
     return v8::Boolean::New(has_web_extent);
   }
 
   static v8::Handle<v8::Value> Install(const v8::Arguments& args) {
     WebFrame* frame = WebFrame::frameForCurrentContext();
     RenderView* render_view = bindings_utils::GetRenderViewForCurrentContext();
     if (frame && render_view) {
       string16 error;
-      if (!render_view->InstallWebApplicationUsingDefinitionFile(frame, &error))
+
+      ExtensionHelper* helper = ExtensionHelper::Get(render_view);
+      if (!helper->InstallWebApplicationUsingDefinitionFile(frame, &error))
         v8::ThrowException(v8::String::New(UTF16ToUTF8(error).c_str()));
     }
 
     return v8::Undefined();
   }
 
   static v8::Handle<v8::Value> GetDetails(const v8::Arguments& args) {
     return GetDetailsForFrameImpl(WebFrame::frameForCurrentContext());
   }
 
@@ skipping 43 matching lines @@
 };
 
 ExtensionDispatcher* ChromeAppExtensionWrapper::extension_dispatcher_;
 
 v8::Extension* ChromeAppExtension::Get(
     ExtensionDispatcher* extension_dispatcher) {
   return new ChromeAppExtensionWrapper(extension_dispatcher);
 }
 
 }  // namespace extensions_v8