Allow secondary tiles to be unpinned.

chrome/browser/ui/browser_command_controller.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/browser_command_controller.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 334 matching lines @@
       break;
 
     // Page-related commands
     case IDC_SAVE_PAGE:
       SavePage(browser_);
       break;
     case IDC_BOOKMARK_PAGE:
       BookmarkCurrentPage(browser_);
       break;
     case IDC_PIN_TO_START_SCREEN:
-      PinCurrentPageToStartScreen(browser_);
+      TogglePagePinnedToStartScreen(browser_);
       break;
     case IDC_BOOKMARK_ALL_TABS:
       BookmarkAllTabs(browser_);
       break;
     case IDC_VIEW_SOURCE:
       ViewSelectedSource(browser_);
       break;
     case IDC_EMAIL_PAGE_LOCATION:
       EmailPageLocation(browser_);
       break;
@@ skipping 700 matching lines @@
 
 BrowserWindow* BrowserCommandController::window() {
   return browser_->window();
 }
 
 Profile* BrowserCommandController::profile() {
   return browser_->profile();
 }
 
 }  // namespace chrome