Added SurfaceTextureGLOwner to create / own GL objects.

media/gpu/BUILD.gn

Index: media/gpu/BUILD.gn
diff --git a/media/gpu/BUILD.gn b/media/gpu/BUILD.gn
index e026eee6778a441fb5638e30d189ad5c946ba9c6..73042a99f20da2ba25521c7e31fc1e3d44525be0 100644
--- a/media/gpu/BUILD.gn
+++ b/media/gpu/BUILD.gn
@@ -187,6 +187,8 @@ component("gpu") {
       "avda_shared_state.cc",
       "avda_shared_state.h",
       "avda_state_provider.h",
+      "surface_texture_gl_owner.cc",
+      "surface_texture_gl_owner.h",
     ]
 
     if (enable_webrtc) {
@@ -434,6 +436,7 @@ source_set("android_video_decode_accelerator_unittests") {
     sources = [
       "android_video_decode_accelerator_unittest.cc",
       "avda_codec_allocator_unittest.cc",
+      "surface_texture_gl_owner_unittest.cc",
     ]
     if (enable_media_codec_video_decoder) {
       sources += [ "android/media_codec_video_decoder_unittest.cc" ]