Add initial GLImage tracing + stubs

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 2412c5d0101e3f633c78ddf6de54840994cbc332..3945a04d461721147919ececf9ad35eb03cd489e 100644
--- a/ui/gl/gl_image_surface_texture.h
+++ b/ui/gl/gl_image_surface_texture.h
@@ -38,6 +38,10 @@ class GL_EXPORT GLImageSurfaceTexture : public GLImage {
                             const Rect& bounds_rect,
                             const RectF& crop_rect) override;
 
+  void DumpMemory(base::trace_event::ProcessMemoryDump* pmd,
+                  uint64_t process_tracing_id,
+                  const std::string& dump_name) override;
+
  protected:
   ~GLImageSurfaceTexture() override;