Add js api for hosted/pacakged apps to request notification authorization

chrome/renderer/extensions/extension_helper.cc

Index: chrome/renderer/extensions/extension_helper.cc
diff --git a/chrome/renderer/extensions/extension_helper.cc b/chrome/renderer/extensions/extension_helper.cc
index c0f2fae4e5633eb6f7a2bd6e7fd84779d07695ff..bf784c7dcf3b3fa2a6c98869d0d4cd9e0e5303b1 100644
--- a/chrome/renderer/extensions/extension_helper.cc
+++ b/chrome/renderer/extensions/extension_helper.cc
@@ -12,6 +12,7 @@
 #include "chrome/common/extensions/extension_messages.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
+#include "chrome/renderer/extensions/chrome_app_bindings.h"
 #include "chrome/renderer/extensions/chrome_webstore_bindings.h"
 #include "chrome/renderer/extensions/event_bindings.h"
 #include "chrome/renderer/extensions/extension_bindings_context.h"
@@ -29,6 +30,7 @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURLRequest.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 
+using extensions_v8::ChromeAppExtension;
 using WebKit::WebConsoleMessage;
 using WebKit::WebDataSource;
 using WebKit::WebFrame;
@@ -118,6 +120,19 @@ void ExtensionHelper::OnInlineWebstoreInstallResponse(
   ChromeWebstoreExtension::HandleInstallResponse(install_id, success, error);
 }
 
+void ExtensionHelper::GetAppNotifyChannel(int request_id,
+                                          const GURL& requestor_url,
+                                          const std::string& client_id) {
+  Send(new ExtensionHostMsg_GetAppNotifyChannel(
+      routing_id(), request_id, requestor_url, client_id));
+}
+
+void ExtensionHelper::OnGetAppNotifyChannelResponse(
+    int request_id, const std::string& channel_id, const std::string& error) {
+  ChromeAppExtension::HandleGetAppNotifyChannelResponse(
+      request_id, channel_id, error);
+}
+
 bool ExtensionHelper::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ExtensionHelper, message)
@@ -132,6 +147,8 @@ bool ExtensionHelper::OnMessageReceived(const IPC::Message& message) {
                         OnNotifyRendererViewType)
     IPC_MESSAGE_HANDLER(ExtensionMsg_InlineWebstoreInstallResponse,
                         OnInlineWebstoreInstallResponse)
+    IPC_MESSAGE_HANDLER(ExtensionMsg_GetAppNotifyChannelResponse,
+                        OnGetAppNotifyChannelResponse)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;