Chromecast buildfix: content::KeySystemsInfo moved to media namespace.

chromecast/renderer/cast_content_renderer_client.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_content_renderer_client.h"
 
 #include <sys/sysinfo.h>
 
 #include "base/command_line.h"
 #include "base/memory/memory_pressure_listener.h"
@@ skipping 31 matching lines @@
 void CastContentRendererClient::RenderViewCreated(
     content::RenderView* render_view) {
   blink::WebView* webview = render_view->GetWebView();
   if (webview) {
     webview->setBaseBackgroundColor(kColorBlack);
     webview->settings()->setShrinksViewportContentToFit(false);
   }
 }
 
 void CastContentRendererClient::AddKeySystems(
-    std::vector<content::KeySystemInfo>* key_systems) {
+    std::vector< ::media::KeySystemInfo>* key_systems) {
   AddChromecastKeySystems(key_systems);
   AddChromecastPlatformKeySystems(key_systems);
 }
 
 }  // namespace shell
 }  // namespace chromecast