Add chrome.virtualKeyboardPrivate.setHotrodKeyboard API

extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc

Index: extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc
diff --git a/extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc b/extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc
index c195c835a456094587351a6ca8875f46ba7781db..6cd6216531346bf73ff1bb930d7f1fbcbd585853 100644
--- a/extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc
+++ b/extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc
@@ -77,6 +77,18 @@ bool VirtualKeyboardPrivateHideKeyboardFunction::RunSync() {
   return false;
 }
 
+bool VirtualKeyboardPrivateSetHotrodKeyboardFunction::RunSync() {
+  VirtualKeyboardDelegate* delegate = GetDelegate(this);
+  if (delegate) {
+    bool enable;
+    EXTENSION_FUNCTION_VALIDATE(args_->GetBoolean(0, &enable));
+    delegate->SetHotrodKeyboard(enable);
+    return true;
+  }
+  error_ = kNotYetImplementedError;
+  return false;
+}
+
 bool VirtualKeyboardPrivateLockKeyboardFunction::RunSync() {
   VirtualKeyboardDelegate* delegate = GetDelegate(this);
   if (delegate) {