[Code cleanup]Remove webui virtual keyboard code

chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc

Index: chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
diff --git a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
index 63287451adae2555d28d7c7b18dbf3cdec4b4b89..abf539f1d8e60e15e3190e815e7b545ba9e45301 100644
--- a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
+++ b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
@@ -127,8 +127,6 @@
 
 #if defined(USE_AURA)
 #include "chrome/browser/ui/webui/gesture_config_ui.h"
-#include "ui/keyboard/keyboard_constants.h"
-#include "ui/keyboard/keyboard_ui_controller.h"
 #endif
 
 #if !defined(OS_CHROMEOS) && !defined(OS_ANDROID)
@@ -459,8 +457,6 @@ WebUIFactoryFunction GetWebUIFactoryFunction(WebUI* web_ui,
 #if defined(USE_AURA)
   if (url.host() == chrome::kChromeUIGestureConfigHost)
     return &NewWebUI<GestureConfigUI>;
-  if (url.host() == keyboard::kKeyboardWebUIHost)
-    return &NewWebUI<keyboard::KeyboardUIController>;
 #endif
 
 #if !defined(OS_CHROMEOS) && !defined(OS_ANDROID) && !defined(OS_IOS)