Revert of ui: Move GLImage::BindTexImage fallback from GLImage implementations to GLES2CmdDecoder.

ui/gl/gl_image_egl.cc

Index: ui/gl/gl_image_egl.cc
diff --git a/ui/gl/gl_image_egl.cc b/ui/gl/gl_image_egl.cc
index 6f72c4feb2ff91edb277aeb09bc12b61bb7679cb..0ebd7ccac909fef1c5e74d8a147e808d274271c5 100644
--- a/ui/gl/gl_image_egl.cc
+++ b/ui/gl/gl_image_egl.cc
@@ -9,8 +9,9 @@
 
 namespace gfx {
 
-GLImageEGL::GLImageEGL(const Size& size)
-    : egl_image_(EGL_NO_IMAGE_KHR), size_(size) {}
+GLImageEGL::GLImageEGL(const gfx::Size& size)
+    : egl_image_(EGL_NO_IMAGE_KHR), size_(size) {
+}
 
 GLImageEGL::~GLImageEGL() {
   DCHECK(thread_checker_.CalledOnValidThread());
@@ -48,9 +49,7 @@
   }
 }
 
-Size GLImageEGL::GetSize() {
-  return size_;
-}
+gfx::Size GLImageEGL::GetSize() { return size_; }
 
 unsigned GLImageEGL::GetInternalFormat() { return GL_RGBA; }
 
@@ -62,17 +61,13 @@
   return true;
 }
 
-bool GLImageEGL::CopyTexImage(unsigned target) {
-  return false;
-}
-
 bool GLImageEGL::CopyTexSubImage(unsigned target,
                                  const Point& offset,
                                  const Rect& rect) {
   return false;
 }
 
-bool GLImageEGL::ScheduleOverlayPlane(AcceleratedWidget widget,
+bool GLImageEGL::ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                                       int z_order,
                                       OverlayTransform transform,
                                       const Rect& bounds_rect,