Revert of Remove setVoiceSearchSupported part of EmbeddedSearch SearchBox API.

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 "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 760 matching lines @@
       break;
     case IDC_HELP_PAGE_VIA_KEYBOARD:
       ShowHelp(browser_, HELP_SOURCE_KEYBOARD);
       break;
     case IDC_HELP_PAGE_VIA_MENU:
       ShowHelp(browser_, HELP_SOURCE_MENU);
       break;
     case IDC_SHOW_SIGNIN:
       ShowBrowserSigninOrSettings(browser_, signin_metrics::SOURCE_MENU);
       break;
+    case IDC_TOGGLE_SPEECH_INPUT:
+      ToggleSpeechInput(browser_);
+      break;
     case IDC_DISTILL_PAGE:
       DistillCurrentPage(browser_);
       break;
 #if defined(OS_CHROMEOS)
     case IDC_TOUCH_HUD_PROJECTION_TOGGLE:
       ash::accelerators::ToggleTouchHudProjection();
       break;
 #endif
     case IDC_ROUTE_MEDIA:
       RouteMedia(browser_);
@@ skipping 235 matching lines @@
   int restart_mode = metro ? IDC_WIN_DESKTOP_RESTART :
       (base::win::GetVersion() >= base::win::VERSION_WIN8 ?
           IDC_WIN8_METRO_RESTART : IDC_WIN_CHROMEOS_RESTART);
   command_updater_.UpdateCommandEnabled(restart_mode, normal_window);
 #endif
 
   // These are always enabled; the menu determines their menu item visibility.
   command_updater_.UpdateCommandEnabled(IDC_UPGRADE_DIALOG, true);
   command_updater_.UpdateCommandEnabled(IDC_VIEW_INCOMPATIBILITIES, true);
 
+  // Toggle speech input
+  command_updater_.UpdateCommandEnabled(IDC_TOGGLE_SPEECH_INPUT, true);
+
   // Distill current page.
   command_updater_.UpdateCommandEnabled(
       IDC_DISTILL_PAGE, base::CommandLine::ForCurrentProcess()->HasSwitch(
                             switches::kEnableDomDistiller));
 
   // Initialize other commands whose state changes based on various conditions.
   UpdateCommandsForFullscreenMode();
   UpdateCommandsForContentRestrictionState();
   UpdateCommandsForBookmarkEditing();
   UpdateCommandsForIncognitoAvailability();
@@ skipping 330 matching lines @@
 
 BrowserWindow* BrowserCommandController::window() {
   return browser_->window();
 }
 
 Profile* BrowserCommandController::profile() {
   return browser_->profile();
 }
 
 }  // namespace chrome