Add chrome.virtualKeyboardPrivate.setHotrodKeyboard api

ui/keyboard/keyboard_util.cc

Index: ui/keyboard/keyboard_util.cc
diff --git a/ui/keyboard/keyboard_util.cc b/ui/keyboard/keyboard_util.cc
index 35d9f196347bd043570465839a7e35c691543ae1..86f16dad9ccc22a916a736077a02ed0cf3a9f560 100644
--- a/ui/keyboard/keyboard_util.cc
+++ b/ui/keyboard/keyboard_util.cc
@@ -50,6 +50,8 @@ base::LazyInstance<base::Time> g_keyboard_load_time_start =
 
 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;
@@ -84,6 +86,14 @@ 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;
 }