Allow whitelisted content scripts to be injected in WebViews.

extensions/browser/guest_view/web_view/web_view_guest.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 "extensions/browser/guest_view/web_view/web_view_guest.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/browsing_data/storage_partition_http_cache_data_remover.h"
@@ skipping 312 matching lines @@
       new ScriptExecutor(web_contents(), &script_observers_));
 
   notification_registrar_.Add(this,
                               content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
                               content::Source<WebContents>(web_contents()));
 
   notification_registrar_.Add(this,
                               content::NOTIFICATION_RESOURCE_RECEIVED_REDIRECT,
                               content::Source<WebContents>(web_contents()));
 
-  if (web_view_guest_delegate_)
-    web_view_guest_delegate_->OnDidInitialize();
   AttachWebViewHelpers(web_contents());
 
   rules_registry_id_ = GetOrGenerateRulesRegistryID(
       owner_web_contents()->GetRenderProcessHost()->GetID(),
       view_instance_id());
 
   // We must install the mapping from guests to WebViews prior to resuming
   // suspended resource loads so that the WebRequest API will catch resource
   // requests.
   PushWebViewStateToIOThread();
@@ skipping 434 matching lines @@
   args->SetInteger(webview::kInternalCurrentEntryIndex,
                    web_contents()->GetController().GetCurrentEntryIndex());
   args->SetInteger(webview::kInternalEntryCount,
                    web_contents()->GetController().GetEntryCount());
   args->SetInteger(webview::kInternalProcessId,
                    web_contents()->GetRenderProcessHost()->GetID());
   DispatchEventToView(
       new GuestViewEvent(webview::kEventLoadCommit, args.Pass()));
 
   find_helper_.CancelAllFindSessions();
-
-  if (web_view_guest_delegate_) {
-    web_view_guest_delegate_->OnDidCommitProvisionalLoadForFrame(
-        !render_frame_host->GetParent());
-  }
 }
 
 void WebViewGuest::DidFailProvisionalLoad(
     content::RenderFrameHost* render_frame_host,
     const GURL& validated_url,
     int error_code,
     const base::string16& error_description) {
   LoadAbort(!render_frame_host->GetParent(), validated_url, error_code,
             net::ErrorToShortString(error_code));
 }
 
 void WebViewGuest::DidStartProvisionalLoadForFrame(
     content::RenderFrameHost* render_frame_host,
     const GURL& validated_url,
     bool is_error_page,
     bool is_iframe_srcdoc) {
   scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
   args->SetString(guest_view::kUrl, validated_url.spec());
   args->SetBoolean(guest_view::kIsTopLevel, !render_frame_host->GetParent());
   DispatchEventToView(
       new GuestViewEvent(webview::kEventLoadStart, args.Pass()));
 }
 
-void WebViewGuest::DocumentLoadedInFrame(
-    content::RenderFrameHost* render_frame_host) {
-  if (web_view_guest_delegate_)
-    web_view_guest_delegate_->OnDocumentLoadedInFrame(render_frame_host);
-}
-
 void WebViewGuest::RenderProcessGone(base::TerminationStatus status) {
   // Cancel all find sessions in progress.
   find_helper_.CancelAllFindSessions();
 
   scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
   args->SetInteger(webview::kProcessId,
                    web_contents()->GetRenderProcessHost()->GetID());
   args->SetString(webview::kReason, TerminationStatusToString(status));
   DispatchEventToView(
       new GuestViewEvent(webview::kEventExit, args.Pass()));
@@ skipping 619 matching lines @@
     scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
     DispatchEventToView(
         new GuestViewEvent(webview::kEventExitFullscreen, args.Pass()));
   }
   // Since we changed fullscreen state, sending a Resize message ensures that
   // renderer/ sees the change.
   web_contents()->GetRenderViewHost()->WasResized();
 }
 
 }  // namespace extensions