Add 2 Extension APIs for handwriting: experimental.input.sendHandritingStroke and cancelHandWriting

chrome/browser/extensions/extension_input_api.h

 // Copyright (c) 2011 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_EXTENSION_INPUT_API_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INPUT_API_H_
 #pragma once
 
 #include "chrome/browser/extensions/extension_function.h"
 
@@ skipping 15 matching lines @@
 // synthetic event distribution code to this Function.
 class SendKeyboardEventInputFunction : public InputFunction {
  public:
   virtual bool RunImpl();
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.input.sendKeyboardEvent");
 
  private:
   views::Widget* GetTopLevelWidget();
 };
 
+class SendHandwritingStrokesFunction : public SyncExtensionFunction {
+ public:
+  virtual bool RunImpl();
+  DECLARE_EXTENSION_FUNCTION_NAME("experimental.input.sendHandwritingStrokes");
+};
+
+class CancelHandwritingFunction : public SyncExtensionFunction {
+ public:
+  virtual bool RunImpl();
+  DECLARE_EXTENSION_FUNCTION_NAME("experimental.input.cancelHandwriting");
+};
+
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INPUT_API_H_