Revert of Add format modifier IDs for EGL_EXT_image_dma_buf_import extension

ui/ozone/platform/cast/surface_factory_cast.cc

 // Copyright 2015 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/ozone/platform/cast/surface_factory_cast.h"
 
 #include <EGL/egl.h>
 #include <dlfcn.h>
 
 #include <utility>
@@ skipping 240 matching lines @@
 
     void* GetEGLClientBuffer() const override {
       // TODO(halliwell): try to implement this through CastEglPlatform.
       return nullptr;
     }
     bool AreDmaBufFdsValid() const override { return false; }
     size_t GetDmaBufFdCount() const override { return 0; }
     int GetDmaBufFd(size_t plane) const override { return -1; }
     int GetDmaBufPitch(size_t plane) const override { return 0; }
     int GetDmaBufOffset(size_t plane) const override { return 0; }
-    uint64_t GetDmaBufModifier(size_t plane) const override { return 0; }
     gfx::BufferFormat GetBufferFormat() const override {
       return gfx::BufferFormat::BGRA_8888;
     }
     gfx::Size GetBufferSize() const override { return gfx::Size(); }
 
     bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                               int plane_z_order,
                               gfx::OverlayTransform plane_transform,
                               const gfx::Rect& display_bounds,
                               const gfx::RectF& crop_rect) override {
@@ skipping 33 matching lines @@
     return false;
   }
 
   set_gl_get_proc_address.Run(gl_proc);
   add_gl_library.Run(lib_egl);
   add_gl_library.Run(lib_gles2);
   return true;
 }
 
 }  // namespace ui