tab capture: Change the permissions for tabs.captureVisibleTab().

chrome/browser/extensions/api/tabs/tabs_api.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/extensions/api/tabs/tabs_api.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
@@ skipping 1658 matching lines @@
   Browser* browser = NULL;
   if (!GetBrowserFromWindowID(this, window_id, &browser))
     return NULL;
 
   WebContents* contents = browser->tab_strip_model()->GetActiveWebContents();
   if (!contents) {
     error_ = keys::kInternalVisibleTabCaptureError;
     return NULL;
   }
 
-  // Use the last committed URL rather than the active URL for permissions
-  // checking, since the visible page won't be updated until it has been
-  // committed. A canonical example of this is interstitials, which show the
-  // URL of the new/loading page (active) but would capture the content of the
-  // old page (last committed).
-  //
-  // TODO(creis): Use WebContents::GetLastCommittedURL instead.
-  // http://crbug.com/237908.
-  NavigationEntry* last_committed_entry =
-      contents->GetController().GetLastCommittedEntry();
-  GURL last_committed_url = last_committed_entry ?
-      last_committed_entry->GetURL() : GURL();
   if (!PermissionsData::CanCaptureVisiblePage(GetExtension(),
-                                              last_committed_url,
                                               SessionID::IdForTab(contents),
                                               &error_)) {
     return NULL;
   }
   return contents;
 }
 
 void TabsCaptureVisibleTabFunction::OnCaptureFailure(FailureReason reason) {
   error_ = keys::kInternalVisibleTabCaptureError;
   SendResponse(false);
@@ skipping 217 matching lines @@
   execute_tab_id_ = tab_id;
   details_ = details.Pass();
   return true;
 }
 
 bool TabsInsertCSSFunction::ShouldInsertCSS() const {
   return true;
 }
 
 }  // namespace extensions