ui/gl: Move GLImage into gl namespace.

ui/gl/gl_image_surface_texture.h

Index: ui/gl/gl_image_surface_texture.h
diff --git a/ui/gl/gl_image_surface_texture.h b/ui/gl/gl_image_surface_texture.h
index f18eaa2cfdf38851f19d87914e6edbca467f056e..808f85b7d5dccb4b8a6df27a2a886abad1b644d4 100644
--- a/ui/gl/gl_image_surface_texture.h
+++ b/ui/gl/gl_image_surface_texture.h
@@ -12,28 +12,31 @@
 
 namespace gfx {
 class SurfaceTexture;
+}
+
+namespace gl {
 
 class GL_EXPORT GLImageSurfaceTexture : public GLImage {
  public:
-  explicit GLImageSurfaceTexture(const Size& size);
+  explicit GLImageSurfaceTexture(const gfx::Size& size);
 
-  bool Initialize(SurfaceTexture* surface_texture);
+  bool Initialize(gfx::SurfaceTexture* surface_texture);
 
   // Overridden from GLImage:
   void Destroy(bool have_context) override;
-  Size GetSize() override;
+  gfx::Size GetSize() override;
   unsigned GetInternalFormat() override;
   bool BindTexImage(unsigned target) override;
   void ReleaseTexImage(unsigned target) override {}
   bool CopyTexImage(unsigned target) override;
   bool CopyTexSubImage(unsigned target,
-                       const Point& offset,
-                       const Rect& rect) override;
-  bool ScheduleOverlayPlane(AcceleratedWidget widget,
+                       const gfx::Point& offset,
+                       const gfx::Rect& rect) override;
+  bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                             int z_order,
-                            OverlayTransform transform,
-                            const Rect& bounds_rect,
-                            const RectF& crop_rect) override;
+                            gfx::OverlayTransform transform,
+                            const gfx::Rect& bounds_rect,
+                            const gfx::RectF& crop_rect) override;
   void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                     uint64_t process_tracing_id,
                     const std::string& dump_name) override;
@@ -42,14 +45,14 @@ class GL_EXPORT GLImageSurfaceTexture : public GLImage {
   ~GLImageSurfaceTexture() override;
 
  private:
-  scoped_refptr<SurfaceTexture> surface_texture_;
-  const Size size_;
+  scoped_refptr<gfx::SurfaceTexture> surface_texture_;
+  const gfx::Size size_;
   GLint texture_id_;
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(GLImageSurfaceTexture);
 };
 
-}  // namespace gfx
+}  // namespace gl
 
 #endif  // UI_GL_GL_IMAGE_SURFACE_TEXTURE_H_