Remove IOSurfaceSupport

gpu/command_buffer/service/feature_info.cc

 // 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.
 
 #include "gpu/command_buffer/service/feature_info.h"
 
 #include <set>
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
 #include "ui/gl/gl_implementation.h"
 
-#if defined(OS_MACOSX)
-#include "ui/gl/io_surface_support_mac.h"
-#endif
-
 namespace gpu {
 namespace gles2 {
 
 namespace {
 
 struct FormatInfo {
   GLenum format;
   const GLenum* types;
   size_t count;
 };
@@ skipping 630 matching lines @@
     // For the moment we don't add this enum to the texture_target
     // validator. This implies that the only way to get image data into a
     // rectangular texture is via glTexImageIOSurface2DCHROMIUM, which is
     // just fine since again we don't want applications depending on this
     // extension.
     validators_.get_tex_param_target.AddValue(GL_TEXTURE_RECTANGLE_ARB);
     validators_.g_l_state.AddValue(GL_TEXTURE_BINDING_RECTANGLE_ARB);
   }
 
 #if defined(OS_MACOSX)
-  if (IOSurfaceSupport::Initialize()) {
-    AddExtensionString("GL_CHROMIUM_iosurface");
-  }
+  AddExtensionString("GL_CHROMIUM_iosurface");
 #endif
 
   // TODO(gman): Add support for these extensions.
   //     GL_OES_depth32
 
   feature_flags_.enable_texture_float_linear |= enable_texture_float_linear;
   feature_flags_.enable_texture_half_float_linear |=
       enable_texture_half_float_linear;
   feature_flags_.npot_ok |= npot_ok;
 
@@ skipping 167 matching lines @@
   if (pos == std::string::npos) {
     extensions_ += (extensions_.empty() ? "" : " ") + str;
   }
 }
 
 FeatureInfo::~FeatureInfo() {
 }
 
 }  // namespace gles2
 }  // namespace gpu