Move code in ui/gl/* from gfx:: to gl::

ui/gl/gl_surface_android.cc

 // 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.
 
 #include "ui/gl/gl_surface.h"
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "third_party/khronos/EGL/egl.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface_egl.h"
 #include "ui/gl/gl_surface_osmesa.h"
 #include "ui/gl/gl_surface_stub.h"
 
-namespace gfx {
+namespace gl {
 
 // static
 bool GLSurface::InitializeOneOffInternal() {
   switch (GetGLImplementation()) {
     case kGLImplementationEGLGLES2:
       if (!GLSurfaceEGL::InitializeOneOff()) {
         LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed.";
         return false;
       }
     default:
       break;
   }
   return true;
 }
 
 // static
 scoped_refptr<GLSurface> GLSurface::CreateViewGLSurface(
     gfx::AcceleratedWidget window) {
   CHECK_NE(kGLImplementationNone, GetGLImplementation());
   if (GetGLImplementation() == kGLImplementationOSMesaGL) {
     scoped_refptr<GLSurface> surface(new GLSurfaceOSMesaHeadless());
     if (!surface->Initialize())
       return NULL;
     return surface;
   }
   DCHECK(GetGLImplementation() == kGLImplementationEGLGLES2);
-  if (window != kNullAcceleratedWidget) {
+  if (window != gfx::kNullAcceleratedWidget) {
     scoped_refptr<GLSurface> surface = new NativeViewGLSurfaceEGL(window);
     if (surface->Initialize())
       return surface;
   } else {
     scoped_refptr<GLSurface> surface = new GLSurfaceStub();
     if (surface->Initialize())
       return surface;
   }
   return NULL;
 }
@@ skipping 29 matching lines @@
     default:
       NOTREACHED();
       return NULL;
   }
 }
 
 EGLNativeDisplayType GetPlatformDefaultEGLNativeDisplay() {
   return EGL_DEFAULT_DISPLAY;
 }
 
-}  // namespace gfx
+}  // namespace gl