Implement virtual keyboard hiding.

chrome/browser/extensions/api/input/input.h

 // Copyright 2012 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_INPUT_INPUT_H_
 #define CHROME_BROWSER_EXTENSIONS_API_INPUT_INPUT_H_
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/api/profile_keyed_api_factory.h"
 #include "chrome/browser/extensions/extension_function.h"
@@ skipping 32 matching lines @@
       "virtualKeyboardPrivate.sendKeyEvent",
       VIRTUALKEYBOARDPRIVATE_SENDKEYEVENT);
 
  protected:
   virtual ~SendKeyEventFunction() {}
 
   // ExtensionFunction:
   virtual bool RunImpl() OVERRIDE;
 };
 
+class HideKeyboardFunction : public SyncExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION(
+      "virtualKeyboardPrivate.hideKeyboard",
+      VIRTUALKEYBOARDPRIVATE_HIDEKEYBOARD);
+
+ protected:
+  virtual ~HideKeyboardFunction() {}
+
+  // ExtensionFunction:
+  virtual bool RunImpl() OVERRIDE;
+};
+
 class InputAPI : public ProfileKeyedAPI {
  public:
   explicit InputAPI(Profile* profile);
   virtual ~InputAPI();
 
   // ProfileKeyedAPI implementation.
   static ProfileKeyedAPIFactory<InputAPI>* GetFactoryInstance();
 
  private:
   friend class ProfileKeyedAPIFactory<InputAPI>;
 
   // ProfileKeyedAPI implementation.
   static const char* service_name() {
     return "InputAPI";
   }
   static const bool kServiceIsNULLWhileTesting = true;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_INPUT_INPUT_H_