Adds new libcast_media shared library for cast_shell media

chromecast/browser/cast_browser_main_parts.cc

Index: chromecast/browser/cast_browser_main_parts.cc
diff --git a/chromecast/browser/cast_browser_main_parts.cc b/chromecast/browser/cast_browser_main_parts.cc
index 010cc58a288c1e8b0c6f3f3f02fc842c24e7b011..2a8a4e2a0ada249837c363dc8d424e0fa7719f9f 100644
--- a/chromecast/browser/cast_browser_main_parts.cc
+++ b/chromecast/browser/cast_browser_main_parts.cc
@@ -33,6 +33,7 @@
 #include "chromecast/common/platform_client_auth.h"
 #include "chromecast/media/base/key_systems_common.h"
 #include "chromecast/net/connectivity_checker.h"
+#include "chromecast/public/cast_media_shlib.h"
 #include "chromecast/public/cast_sys_info.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/gpu_data_manager.h"
@@ -282,10 +283,10 @@ void CastBrowserMainParts::PreMainMessageLoopRun() {
   cast_browser_process_->SetPrefService(
       PrefServiceHelper::CreatePrefService(pref_registry.get()));
 
+  const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
 #if defined(OS_ANDROID)
   ::media::SetMediaClientAndroid(new media::CastMediaClientAndroid());
 #else
-  const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
   if (cmd_line->HasSwitch(switches::kEnableCmaMediaPipeline))
     ::media::SetBrowserCdmFactory(new media::CastBrowserCdmFactory());
 #endif  // defined(OS_ANDROID)
@@ -311,6 +312,8 @@ void CastBrowserMainParts::PreMainMessageLoopRun() {
   cast_browser_process_->SetRemoteDebuggingServer(
       make_scoped_ptr(new RemoteDebuggingServer()));
 
+  CastMediaShlib::Initialize(cmd_line->argv());
+
   cast_browser_process_->SetCastService(CastService::Create(
       cast_browser_process_->browser_context(),
       cast_browser_process_->pref_service(),
@@ -368,6 +371,8 @@ void CastBrowserMainParts::PostMainMessageLoopRun() {
   cast_browser_process_.reset();
   DeregisterKillOnAlarm();
 #endif
+
+  CastMediaShlib::Finalize();
 }
 
 }  // namespace shell