Pepper: Autogenerate thunk for PPB_Graphics2D.

ppapi/api/ppb_graphics_2d.idl

 /* 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.
  */
 
 /**
  * Defines the <code>PPB_Graphics2D</code> struct representing a 2D graphics
  * context within the browser.
  */
 
+[generate_thunk]
+
 label Chrome {
   M14 = 1.0,
   M27 = 1.1
 };
 
 /**
  * <code>PPB_Graphics2D</code> defines the interface for a 2D graphics context.
  */
 [macro="PPB_GRAPHICS_2D_INTERFACE"]
 interface PPB_Graphics2D {
@@ skipping 43 matching lines @@
    *
    * @param[in] resource The 2D Graphics resource.
    * @param[in,out] size The size of the 2D graphics context in the browser.
    * @param[in,out] is_always_opaque Identifies whether only opaque data
    * will be painted.
    *
    * @return Returns <code>PP_TRUE</code> on success or <code>PP_FALSE</code> if
    * the resource is invalid. The output parameters will be set to 0 on a
    * <code>PP_FALSE</code>.
    */
+  [always_set_output_parameters]
   PP_Bool Describe(
       [in] PP_Resource graphics_2d,
       [out] PP_Size size,
-      [out] PP_Bool is_always_opqaue);
+      [out] PP_Bool is_always_opaque);
 
   /**
    * PaintImageData() enqueues a paint of the given image into the context.
    * This function has no effect until you call Flush() As a result, what
    * counts is the contents of the bitmap when you call Flush(), not when
    * you call this function.
    *
    * The provided image will be placed at <code>top_left</code> from the top
    *  left of the context's internal backing store. Then the pixels contained
    * in <code>src_rect</code> will be copied into the backing store. This
@@ skipping 186 matching lines @@
    *
    * @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.
    */
   [version=1.1]
   float_t GetScale(
       [in] PP_Resource resource);
 
 };