Fix blits from multisampled renderbuffers to alpha:false WebGL back buffer.

gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc

 // 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 4006 matching lines @@
           cmd_data);
   GLenum target = static_cast<GLenum>(c.target);
   GLint imageId = static_cast<GLint>(c.imageId);
   error::Error error = DoBindTexImage2DCHROMIUM(target, imageId);
   if (error != error::kNoError) {
     return error;
   }
   return error::kNoError;
 }
 
+error::Error
+GLES2DecoderPassthroughImpl::HandleBindTexImage2DWithInternalformatCHROMIUM(
+    uint32_t immediate_data_size,
+    const volatile void* cmd_data) {
+  const volatile gles2::cmds::BindTexImage2DWithInternalformatCHROMIUM& c =
+      *static_cast<const volatile gles2::cmds::
+                       BindTexImage2DWithInternalformatCHROMIUM*>(cmd_data);
+  GLenum target = static_cast<GLenum>(c.target);
+  GLenum internalformat = static_cast<GLenum>(c.internalformat);
+  GLint imageId = static_cast<GLint>(c.imageId);
+  error::Error error = DoBindTexImage2DWithInternalformatCHROMIUM(
+      target, internalformat, imageId);
+  if (error != error::kNoError) {
+    return error;
+  }
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderPassthroughImpl::HandleReleaseTexImage2DCHROMIUM(
     uint32_t immediate_data_size,
     const volatile void* cmd_data) {
   const volatile gles2::cmds::ReleaseTexImage2DCHROMIUM& c =
       *static_cast<const volatile gles2::cmds::ReleaseTexImage2DCHROMIUM*>(
           cmd_data);
   GLenum target = static_cast<GLenum>(c.target);
   GLint imageId = static_cast<GLint>(c.imageId);
   error::Error error = DoReleaseTexImage2DCHROMIUM(target, imageId);
   if (error != error::kNoError) {
@@ skipping 357 matching lines @@
   GLboolean enabled = static_cast<GLboolean>(c.enabled);
   error::Error error = DoSetEnableDCLayersCHROMIUM(enabled);
   if (error != error::kNoError) {
     return error;
   }
   return error::kNoError;
 }
 
 }  // namespace gles2
 }  // namespace gpu