[PPAPI] Add target param for CompositorLayer::SetTexture().

ppapi/cpp/compositor_layer.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_COMPOSITOR_LAYER_H_
 #define PPAPI_CPP_COMPOSITOR_LAYER_H_
 
 #include "ppapi/c/ppb_compositor_layer.h"
 #include "ppapi/cpp/graphics_3d.h"
 #include "ppapi/cpp/image_data.h"
@@ skipping 52 matching lines @@
                    const Size& size);
 
   /// Sets the texture of a texture layer. If the layer is uninitialized, it
   /// will initialize the layer first, and then set its texture. The source rect
   /// will be set to ((0, 0), (1, 1)). If the layer has been initialized to
   /// another kind of layer, the layer will not be changed, and
   /// <code>PP_ERROR_BADARGUMENT</code> will be returned.
   ///
   /// param[in] context A <code>Graphics3D</code> corresponding to a graphics 3d
   /// resource which owns the GL texture.
+  /// param[in] target GL texture target (GL_TEXTURE_2D, etc).
   /// param[in] texture A GL texture object id.
   /// param[in] size A <code>Size</code> for the size of the layer before
   /// transform.
   /// param[in] cc A <code>CompletionCallback</code> to be called when
   /// the texture is released by Chromium compositor.
   ///
   /// @return An int32_t containing a result code from <code>pp_errors.h</code>.
   int32_t SetTexture(const Graphics3D& context,
+                     uint32_t target,
                      uint32_t texture,
                      const Size& size,
                      const CompletionCallback& cc);
 
   /// Sets the image of an image layer. If the layer is uninitialized, it will
   /// initiliaze the layer first, and then set the image of it. If the layer has
   /// been initialized to another kind of layer, the layer will not be changed,
   /// and <code>PP_ERROR_BADARGUMENT</code> will be returned.
   ///
   /// param[in] image_data A <code>PP_Resource</code> corresponding to an image
@@ skipping 88 matching lines @@
   ///
   /// @param[in] resource A <code>Resource</code> to test.
   ///
   /// @return True if <code>resource</code> is a compositor layer.
   static bool IsCompositorLayer(const Resource& resource);
 };
 
 }  // namespace pp
 
 #endif  // PPAPI_CPP_COMPOSITOR_LAYER_H_