Added SetLayerTransform to PPAPI

ppapi/c/ppb_graphics_2d.h

 /* Copyright (c) 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.
  */
 
-/* From ppb_graphics_2d.idl modified Fri Apr 26 08:49:08 2013. */
+/* From ppb_graphics_2d.idl modified Fri Apr 15 13:30:07 2016. */
 
 #ifndef PPAPI_C_PPB_GRAPHICS_2D_H_
 #define PPAPI_C_PPB_GRAPHICS_2D_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_point.h"
 #include "ppapi/c/pp_rect.h"
@@ skipping 252 matching lines @@
   /***
    * GetScale() gets the scale factor that will be applied when painting the
    * graphics context onto the output device.
    *
    * @param[in] resource A <code>Graphics2D</code> context resource.
    *
    * @return Returns the scale factor for the graphics context. If the resource
    * is not a valid <code>Graphics2D</code> context, this will return 0.0.
    */
   float (*GetScale)(PP_Resource resource);
+  /**
+   * SetLayerTransform() sets a transformation factor that will be applied for
+   * the current graphics context displayed on the output device.  If both
+   * SetScale and SetLayerTransform will be used, they are going to get combined
+   * for the final result.
+   * This function has no effect until you call Flush().
+   * @param[in] scale The scale to be applied.
+   * @param[in] origin The origin of the scale.
+   * @param[in] translate The translation to be applied.
+   *
+   * @return Returns <code>true</code> on success or <code>false</code>
+   * if the resource is invalid or the scale factor is 0 or less.
+   */
+  PP_Bool (*SetLayerTransform)(PP_Resource resource,
+                               float scale,
+                               const struct PP_Point* origin,
+                               const struct PP_Point* translate);
 };
 
 typedef struct PPB_Graphics2D_1_1 PPB_Graphics2D;
 
 struct PPB_Graphics2D_1_0 {
   PP_Resource (*Create)(PP_Instance instance,
                         const struct PP_Size* size,
                         PP_Bool is_always_opaque);
   PP_Bool (*IsGraphics2D)(PP_Resource resource);
   PP_Bool (*Describe)(PP_Resource graphics_2d,
                       struct PP_Size* size,
                       PP_Bool* is_always_opaque);
   void (*PaintImageData)(PP_Resource graphics_2d,
                          PP_Resource image_data,
                          const struct PP_Point* top_left,
                          const struct PP_Rect* src_rect);
   void (*Scroll)(PP_Resource graphics_2d,
                  const struct PP_Rect* clip_rect,
                  const struct PP_Point* amount);
   void (*ReplaceContents)(PP_Resource graphics_2d, PP_Resource image_data);
   int32_t (*Flush)(PP_Resource graphics_2d,
                    struct PP_CompletionCallback callback);
+  PP_Bool (*SetLayerTransform)(PP_Resource resource,
+                               float scale,
+                               const struct PP_Point* origin,
+                               const struct PP_Point* translate);
 };
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PPB_GRAPHICS_2D_H_ */