Pass result of blockage across content API when new tab blocked.

chrome/browser/ui/intents/web_intent_inline_disposition_delegate.cc

 // Copyright (c) 2012 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/ui/intents/web_intent_inline_disposition_delegate.h"
 
 #include "base/logging.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/intents/web_intent_picker.h"
@@ skipping 44 matching lines @@
   // Load in place.
   source->GetController().LoadURL(params.url, content::Referrer(),
       content::PAGE_TRANSITION_START_PAGE, std::string());
 
   // Remove previous history entries - users should not navigate in intents.
   source->GetController().PruneAllButActive();
 
   return source;
 }
 
-void WebIntentInlineDispositionDelegate::AddNewContents(
+bool WebIntentInlineDispositionDelegate::AddNewContents(
     content::WebContents* source,
     content::WebContents* new_contents,
     WindowOpenDisposition disposition,
     const gfx::Rect& initial_pos,
     bool user_gesture) {
   DCHECK_EQ(source, web_contents_);
   DCHECK_EQ(Profile::FromBrowserContext(new_contents->GetBrowserContext()),
       browser_->profile());
   // Force all links to open in a new tab, even when different disposition is
   // requested.
   disposition =
       disposition == NEW_BACKGROUND_TAB ? disposition : NEW_FOREGROUND_TAB;
-  chrome::AddWebContents(browser_, NULL, new_contents, disposition, initial_pos,
-                         user_gesture);
+  return chrome::AddWebContents(
+      browser_, NULL, new_contents, disposition, initial_pos, user_gesture);
 }
 
 void WebIntentInlineDispositionDelegate::LoadingStateChanged(
     content::WebContents* source) {
   if (!source->IsLoading())
     picker_->OnInlineDispositionWebContentsLoaded(source);
 }
 
 bool WebIntentInlineDispositionDelegate::OnMessageReceived(
     const IPC::Message& message) {
@@ skipping 25 matching lines @@
 void WebIntentInlineDispositionDelegate::OnRequest(
     const ExtensionHostMsg_Request_Params& params) {
   extension_function_dispatcher_.Dispatch(params,
                                           web_contents_->GetRenderViewHost());
 }
 void WebIntentInlineDispositionDelegate::ResizeDueToAutoResize(
     content::WebContents* source, const gfx::Size& pref_size) {
   DCHECK(picker_);
   picker_->OnInlineDispositionAutoResize(pref_size);
 }