PPAPI: implement GetSupportedPreviewSizes

ppapi/cpp/private/image_capture_config_private.h

 /* Copyright 2014 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 PPAPI_CPP_PRIVATE_IMAGE_CAPTURE_CONFIG_PRIVATE_H_
 #define PPAPI_CPP_PRIVATE_IMAGE_CAPTURE_CONFIG_PRIVATE_H_
 
 #include "ppapi/c/private/ppb_image_capture_config_private.h"
 #include "ppapi/cpp/resource.h"
 #include "ppapi/cpp/size.h"
 
 /// @file
 /// This file defines the ImageCaptureConfig_Private interface for
 /// establishing an image capture configuration resource within the browser.
 namespace pp {
 
 /// The <code>ImageCaptureConfig_Private</code> interface contains methods for
 /// establishing image capture configuration within the browser. The new
 /// configuration will take effect after <code>
 /// ImageCaptureConfig_Private.SetConfig</code> is called.
-class ImageCaptureConfig_Private {
+class ImageCaptureConfig_Private : public Resource {
  public:
   /// Default constructor for creating an is_null()
   /// <code>ImageCaptureConfig_Private</code> object.
   ImageCaptureConfig_Private();
 
   /// The copy constructor for <code>ImageCaptureConfig_Private</code>.
   ///
   /// @param[in] other A reference to a <code>ImageCaptureConfig_Private
   /// </code>.
   ImageCaptureConfig_Private(const ImageCaptureConfig_Private& other);
@@ skipping 56 matching lines @@
   /// capture config resource.
   ///
   /// @return true if the given resource is an <code>
   /// ImageCaptureConfig_Private</code> resource, otherwise false.
   static bool IsImageCaptureConfig(const Resource& resource);
 };
 
 } // namespace pp
 
 #endif  /* PPAPI_CPP_PRIVATE_IMAGE_CAPTURE_CONFIG_PRIVATE_H_ */
-