Allow binding multiple textures to one DC Layer overlay.

gpu/command_buffer/client/gles2_c_lib_autogen.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.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 1505 matching lines @@
 }
 void GL_APIENTRY
 GLES2ScheduleDCLayerSharedStateCHROMIUM(GLfloat opacity,
                                         GLboolean is_clipped,
                                         const GLfloat* clip_rect,
                                         GLint z_order,
                                         const GLfloat* transform) {
   gles2::GetGLContext()->ScheduleDCLayerSharedStateCHROMIUM(
       opacity, is_clipped, clip_rect, z_order, transform);
 }
-void GL_APIENTRY GLES2ScheduleDCLayerCHROMIUM(GLuint contents_texture_id,
-                                              const GLfloat* contents_rect,
-                                              GLuint background_color,
-                                              GLuint edge_aa_mask,
-                                              const GLfloat* bounds_rect,
-                                              GLuint filter) {
+void GL_APIENTRY
+GLES2ScheduleDCLayerCHROMIUM(GLsizei num_textures,
+                             const GLuint* contents_texture_ids,
+                             const GLfloat* contents_rect,
+                             GLuint background_color,
+                             GLuint edge_aa_mask,
+                             const GLfloat* bounds_rect,
+                             GLuint filter) {
   gles2::GetGLContext()->ScheduleDCLayerCHROMIUM(
-      contents_texture_id, contents_rect, background_color, edge_aa_mask,
-      bounds_rect, filter);
+      num_textures, contents_texture_ids, contents_rect, background_color,
+      edge_aa_mask, bounds_rect, filter);
 }
 void GL_APIENTRY GLES2MatrixLoadfCHROMIUM(GLenum matrixMode, const GLfloat* m) {
   gles2::GetGLContext()->MatrixLoadfCHROMIUM(matrixMode, m);
 }
 void GL_APIENTRY GLES2MatrixLoadIdentityCHROMIUM(GLenum matrixMode) {
   gles2::GetGLContext()->MatrixLoadIdentityCHROMIUM(matrixMode);
 }
 GLuint GL_APIENTRY GLES2GenPathsCHROMIUM(GLsizei range) {
   return gles2::GetGLContext()->GenPathsCHROMIUM(range);
 }
@@ skipping 1534 matching lines @@
         "glSetEnableDCLayersCHROMIUM",
         reinterpret_cast<GLES2FunctionPointer>(glSetEnableDCLayersCHROMIUM),
     },
     {
         NULL, NULL,
     },
 };
 
 }  // namespace gles2
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_C_LIB_AUTOGEN_H_