Support for defered media load to cast_content_render_client.

chromecast/renderer/cast_media_load_deferrer.cc

+// Copyright 2014 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 "chromecast/renderer/cast_media_load_deferrer.h"
+
+#include "base/callback_helpers.h"
+#include "base/logging.h"
+
+namespace chromecast {
+
+CastMediaLoadDeferrer::CastMediaLoadDeferrer(
+    content::RenderFrame* render_frame,
+    const base::Closure& continue_loading_cb)
+    : content::RenderFrameObserver(render_frame),
+      continue_loading_cb_(continue_loading_cb) {
+  DCHECK(!continue_loading_cb_.is_null());
+}
+
+CastMediaLoadDeferrer::~CastMediaLoadDeferrer() {}
+
+void CastMediaLoadDeferrer::WasShown() {
+  continue_loading_cb_.Run();
+  delete this;
+}
+
+}  // namespace chromecast