AVDACodecImages keep a reference to the SurfaceTexture backing them

content/common/gpu/media/avda_shared_state.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 "content/common/gpu/media/avda_shared_state.h"
 
 #include "ui/gl/gl_bindings.h"
-#include "ui/gl/scoped_make_current.h"
 
 namespace content {
 
 AVDASharedState::AVDASharedState()
     : surface_texture_service_id_(0),
       frame_available_event_(false, false),
       surface_texture_is_attached_(false) {}
 
-AVDASharedState::~AVDASharedState() {}
+AVDASharedState::~AVDASharedState() {
+  if (surface_texture_service_id_ != 0) {
+    delete_texture_cb_.Run(surface_texture_service_id_);
+  }
+}
+
+void AVDASharedState::SetSurfaceTextureServiceID(
+    GLuint id,
+    const base::Callback<void(GLuint)>& delete_texture_cb) {
+  surface_texture_service_id_ = id;
+  delete_texture_cb_ = delete_texture_cb;
+}
 
 void AVDASharedState::SignalFrameAvailable() {
   frame_available_event_.Signal();
 }
 
 void AVDASharedState::WaitForFrameAvailable() {
   frame_available_event_.Wait();
 }
 
-void AVDASharedState::did_attach_surface_texture() {
+void AVDASharedState::DidAttachSurfaceTexture() {
   context_ = gfx::GLContext::GetCurrent();
   surface_ = gfx::GLSurface::GetCurrent();
   DCHECK(context_);
   DCHECK(surface_);
 
   surface_texture_is_attached_ = true;
 }
 
 }  // namespace content