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 eba9a8f7378e4377a7a66c82475420099bbf761c..47f8417c9caa354fcc967dc9e6dc054d58b5ea85 100644
--- a/ui/keyboard/keyboard_util.cc
+++ b/ui/keyboard/keyboard_util.cc
@@ -48,6 +48,8 @@ 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;
@@ -82,6 +84,14 @@ 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;
 }