Reland of Fix initialization ordering in GLES2CmdDecoder.

gpu/command_buffer/tests/gl_native_gmb_backbuffer_unittest.cc

 // Copyright 2016 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.
 
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
 
 #include "gpu/command_buffer/client/gles2_lib.h"
 #include "gpu/command_buffer/service/image_factory.h"
@@ skipping 26 matching lines @@
     LOG(INFO) << "GL_ARB_texture_rectangle not supported. Skipping test...";
     return;
   }
 
   for (int has_alpha = 0; has_alpha <= 1; ++has_alpha) {
     for (int msaa = 0; msaa <= 1; ++msaa) {
       GLManager::Options options;
       options.image_factory = &image_factory_;
       options.multisampled = msaa == 1;
       options.backbuffer_alpha = has_alpha == 1;
-      options.enable_arb_texture_rectangle = true;
 
       GLManager gl;
       gl.Initialize(options);
       gl.MakeCurrent();
 
       glResizeCHROMIUM(10, 10, 1, true);
       glClearColor(0.0f, 0.25f, 0.5f, 0.7f);
       glClear(GL_COLOR_BUFFER_BIT);
 
       uint8_t pixel[4];
@@ skipping 15 matching lines @@
       EXPECT_NEAR(76u, pixel[2], 2);
       uint8_t alpha2 = has_alpha ? 102 : 255;
       EXPECT_NEAR(alpha2, pixel[3], 2);
 
       gl.Destroy();
     }
   }
 }
 
 }  // namespace gpu