Reset PIXEL_UNPACK_BUFFER at texture manager initialization time

gpu/command_buffer/service/test_helper.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_
 
 #include <stddef.h>
 
 #include <string>
@@ skipping 102 matching lines @@
                                                const char* extensions);
   static void SetupFeatureInfoInitExpectationsWithGLVersion(
       ::gl::MockGLInterface* gl,
       const char* extensions,
       const char* gl_renderer,
       const char* gl_version,
       ContextType context_type,
       bool enable_es3 = false);
   static void SetupTextureManagerInitExpectations(::gl::MockGLInterface* gl,
                                                   bool is_es3_enabled,
+                                                  bool is_es3_capable,
                                                   bool is_desktop_core_profile,
                                                   const char* extensions,
                                                   bool use_default_textures);
   static void SetupTextureManagerDestructionExpectations(
       ::gl::MockGLInterface* gl,
       bool is_es3_enabled,
       bool is_desktop_core_profile,
       const char* extensions,
       bool use_default_textures);
 
@@ skipping 95 matching lines @@
                                                   bool use_default_textures);
 
   static std::vector<std::string> split_extensions_;
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_