Add chrome.virtualKeyboardPrivate.setHotrodKeyboard api

ui/keyboard/keyboard_util.cc

 // Copyright (c) 2013 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 "ui/keyboard/keyboard_util.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 32 matching lines @@
   ui::EventDispatchDetails details =
       host->event_processor()->OnEventFromSource(&event);
   CHECK(!details.dispatcher_destroyed);
 }
 
 base::LazyInstance<base::Time> g_keyboard_load_time_start =
     LAZY_INSTANCE_INITIALIZER;
 
 bool g_accessibility_keyboard_enabled = false;
 
+bool g_hotrod_keyboard_enabled = false;
+
 base::LazyInstance<GURL> g_override_content_url = LAZY_INSTANCE_INITIALIZER;
 
 bool g_touch_keyboard_enabled = false;
 
 keyboard::KeyboardState g_requested_keyboard_state =
     keyboard::KEYBOARD_STATE_AUTO;
 
 keyboard::KeyboardOverscrolOverride g_keyboard_overscroll_override =
     keyboard::KEYBOARD_OVERSCROLL_OVERRIDE_NONE;
 
@@ skipping 14 matching lines @@
 }
 
 void SetAccessibilityKeyboardEnabled(bool enabled) {
   g_accessibility_keyboard_enabled = enabled;
 }
 
 bool GetAccessibilityKeyboardEnabled() {
   return g_accessibility_keyboard_enabled;
 }
 
+void SetHotrodKeyboardEnabled(bool enabled) {
+  g_hotrod_keyboard_enabled = enabled;
+}
+
+bool GetHotrodKeyboardEnabled() {
+  return g_hotrod_keyboard_enabled;
+}
+
 void SetTouchKeyboardEnabled(bool enabled) {
   g_touch_keyboard_enabled = enabled;
 }
 
 bool GetTouchKeyboardEnabled() {
   return g_touch_keyboard_enabled;
 }
 
 void SetRequestedKeyboardState(KeyboardState state) {
   g_requested_keyboard_state = state;
@@ skipping 378 matching lines @@
 }
 
 void LogKeyboardControlEvent(KeyboardControlEvent event) {
   UMA_HISTOGRAM_ENUMERATION(
       "VirtualKeyboard.KeyboardControlEvent",
       event,
       keyboard::KEYBOARD_CONTROL_MAX);
 }
 
 }  // namespace keyboard