Revert of Make GL bindings conditional

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/ui.gni")
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 
 config("gl_config") {
   if (use_x11) {
     defines = [ "GL_GLEXT_PROTOTYPES" ]
   }
 }
 
 component("gl") {
   output_name = "gl_wrapper"  # Avoid colliding with OS X"s libGL.dylib.
 
   sources = [
     "android/gl_jni_registrar.cc",
     "android/gl_jni_registrar.h",
     "android/scoped_java_surface.cc",
     "android/scoped_java_surface.h",
     "android/surface_texture.cc",
     "android/surface_texture.h",
     "android/surface_texture_listener.cc",
     "android/surface_texture_listener.h",
-    "gl_bindings.cc",
     "gl_bindings.h",
     "gl_bindings_autogen_gl.cc",
     "gl_bindings_autogen_gl.h",
     "gl_bindings_autogen_osmesa.cc",
     "gl_bindings_autogen_osmesa.h",
     "gl_bindings_skia_in_process.cc",
     "gl_bindings_skia_in_process.h",
     "gl_context.cc",
     "gl_context.h",
     "gl_context_android.cc",
@@ skipping 237 matching lines @@
     deps = [
       ":surface_jni_headers",
     ]
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     jni_package = "ui/gl"
   }
 }