gpu: Extend CopyTextureCHROMIUM with support for copying part of source texture.

gpu/command_buffer/client/gles2_cmd_helper_autogen.h

Index: gpu/command_buffer/client/gles2_cmd_helper_autogen.h
diff --git a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
index 838cec68f3bee7c60fac80eb6b0bc14959211a9d..ed087ba4bcace411cf5f79484939ce68b188b2f6 100644
--- a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
+++ b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
@@ -2477,11 +2477,15 @@ void CopySubTextureCHROMIUM(GLenum target,
                             GLenum source_id,
                             GLenum dest_id,
                             GLint xoffset,
-                            GLint yoffset) {
+                            GLint yoffset,
+                            GLint x,
+                            GLint y,
+                            GLsizei width,
+                            GLsizei height) {
   gles2::cmds::CopySubTextureCHROMIUM* c =
       GetCmdSpace<gles2::cmds::CopySubTextureCHROMIUM>();
   if (c) {
-    c->Init(target, source_id, dest_id, xoffset, yoffset);
+    c->Init(target, source_id, dest_id, xoffset, yoffset, x, y, width, height);
   }
 }