Move static GL binding initialization to //ui/gl/init.

ui/gl/BUILD.gn

 # 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.
 
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 use_egl = is_win || is_android || is_linux
 use_glx = use_x11
@@ skipping 109 matching lines @@
     "scoped_make_current.h",
     "sync_control_vsync_provider.cc",
     "sync_control_vsync_provider.h",
     "trace_util.cc",
     "trace_util.h",
   ]
 
   configs += [ "//build/config:precompiled_headers" ]
   defines = [ "GL_IMPLEMENTATION" ]
 
-  include_dirs = [
-    "//third_party/swiftshader/include",
-    "//third_party/mesa/src/include",
-  ]
+  include_dirs = [ "//third_party/mesa/src/include" ]
 
   all_dependent_configs = [ ":gl_config" ]
 
   public_configs = [ "//third_party/khronos:khronos_headers" ]
 
   deps = [
     "//base/third_party/dynamic_annotations",
   ]
   public_deps = [
     "//base",
@@ skipping 268 matching lines @@
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     public_deps = [
       ":surface_jni_headers",
     ]
     jni_package = "ui/gl"
   }
 }