Move guest_view to extensions.

chrome/browser/renderer_host/chrome_render_message_filter.cc

Index: chrome/browser/renderer_host/chrome_render_message_filter.cc
diff --git a/chrome/browser/renderer_host/chrome_render_message_filter.cc b/chrome/browser/renderer_host/chrome_render_message_filter.cc
index dfb7b8745e1a448910b41aaa4473ccc57a9d459e..ef49c8e5a6822081cd281ca89dcd4ee539722eab 100644
--- a/chrome/browser/renderer_host/chrome_render_message_filter.cc
+++ b/chrome/browser/renderer_host/chrome_render_message_filter.cc
@@ -227,10 +227,11 @@ void ChromeRenderMessageFilter::FileSystemAccessedSyncOnUIThread(
     bool blocked_by_policy,
     IPC::Message* reply_msg) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  WebViewPermissionHelper* web_view_permission_helper =
-      WebViewPermissionHelper::FromFrameID(render_process_id, render_frame_id);
+  extensions::WebViewPermissionHelper* web_view_permission_helper =
+      extensions::WebViewPermissionHelper::FromFrameID(
+          render_process_id, render_frame_id);
   // Between the time the permission request is made and the time it is handled
-  // by the UI thread, the WebViewPermissionHelper might be gone.
+  // by the UI thread, the extensions::WebViewPermissionHelper might be gone.
   if (!web_view_permission_helper)
     return;
   web_view_permission_helper->FileSystemAccessedSync(
@@ -275,8 +276,8 @@ void ChromeRenderMessageFilter::OnRequestFileSystemAccess(
       cookie_settings_->IsSettingCookieAllowed(origin_url, top_origin_url);
 
 #if defined(ENABLE_EXTENSIONS)
-  bool is_web_view_guest =
-      WebViewRendererState::GetInstance()->IsGuest(render_process_id_);
+  bool is_web_view_guest = extensions::WebViewRendererState::GetInstance()
+      ->IsGuest(render_process_id_);
   if (is_web_view_guest) {
     // Record access to file system for potential display in UI.
     BrowserThread::PostTask(
@@ -311,10 +312,11 @@ void ChromeRenderMessageFilter::FileSystemAccessedOnUIThread(
     bool allowed,
     base::Callback<void(bool)> callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  WebViewPermissionHelper* web_view_permission_helper =
-      WebViewPermissionHelper::FromFrameID(render_process_id, render_frame_id);
+  extensions::WebViewPermissionHelper* web_view_permission_helper =
+      extensions::WebViewPermissionHelper::FromFrameID(
+          render_process_id, render_frame_id);
   // Between the time the permission request is made and the time it is handled
-  // by the UI thread, the WebViewPermissionHelper might be gone.
+  // by the UI thread, the extensions::WebViewPermissionHelper might be gone.
   if (!web_view_permission_helper)
     return;
   web_view_permission_helper->RequestFileSystemPermission(