[Experimental] Fool around with exposing extension bindings via blink

chrome/browser/extensions/chrome_extension_web_contents_observer.cc

 // Copyright 2014 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/browser/extensions/chrome_extension_web_contents_observer.h"
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/extensions/api/developer_private/developer_private_mojo.h"
 #include "chrome/browser/extensions/error_console/error_console.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/window_controller.h"
 #include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
 #include "chrome/common/extensions/chrome_extension_messages.h"
 #include "chrome/common/extensions/extension_process_policy.h"
 #include "chrome/common/url_constants.h"
 #include "components/rappor/rappor_service.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/service_registry.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/common/extension_urls.h"
 #include "extensions/common/switches.h"
 
 using content::BrowserContext;
 
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(
@@ skipping 88 matching lines @@
       ->ReportError(std::unique_ptr<ExtensionError>(new RuntimeError(
           extension_id, browser_context()->IsOffTheRecord(), source, message,
           stack_trace, web_contents()->GetLastCommittedURL(),
           static_cast<logging::LogSeverity>(severity_level),
           render_frame_host->GetRoutingID(),
           render_frame_host->GetProcess()->GetID())));
 }
 
 void ChromeExtensionWebContentsObserver::InitializeRenderFrame(
     content::RenderFrameHost* render_frame_host) {
+  render_frame_host->GetServiceRegistry()->AddService(
+      base::Bind(&DeveloperPrivateMojo::Create, browser_context()));
+
   ExtensionWebContentsObserver::InitializeRenderFrame(render_frame_host);
   WindowController* controller = dispatcher()->GetExtensionWindowController();
   if (controller) {
     render_frame_host->Send(new ExtensionMsg_UpdateBrowserWindowId(
         render_frame_host->GetRoutingID(), controller->GetWindowId()));
   }
 }
 
 void ChromeExtensionWebContentsObserver::ReloadIfTerminated(
     content::RenderViewHost* render_view_host) {
@@ skipping 80 matching lines @@
     if (rappor::RapporService* rappor = g_browser_process->rappor_service()) {
       const std::string& extension_id =
           parent_is_extension ? parent_url.host() : frame_url.host();
       rappor->RecordSample("Extensions.AffectedByIsolateExtensions",
                            rappor::UMA_RAPPOR_TYPE, extension_id);
     }
   }
 }
 
 }  // namespace extensions