Allow hw secured codecs on chromecast

chromecast/renderer/key_systems_cast.cc

Index: chromecast/renderer/key_systems_cast.cc
diff --git a/chromecast/renderer/key_systems_cast.cc b/chromecast/renderer/key_systems_cast.cc
index 76646540e7c1c519ee8c10dfb305c8787feb0ab4..970d4e1e9b757202ec78dca4462829569eec8402 100644
--- a/chromecast/renderer/key_systems_cast.cc
+++ b/chromecast/renderer/key_systems_cast.cc
@@ -87,9 +87,7 @@ void AddChromecastKeySystems(
       ::media::EME_CODEC_WEBM_VP8 | ::media::EME_CODEC_WEBM_VP9;
   key_systems_properties->emplace_back(new cdm::WidevineKeySystemProperties(
       codecs,  // Regular codecs.
-#if defined(OS_ANDROID)
       codecs,  // Hardware-secure codecs.

[ddorwin, 2016/05/24 23:11:50]

Do you mean to provide the same set of codecs on all devices? That was probably
an assumption about ATV devices.

[yucliu1, 2016/05/25 00:43:21]

Audio devices should use EME_CODEC_NONE. But the concept for secure codecs
should be valid for platform supporting hw secured codecs.

-#endif
       EmeRobustness::HW_SECURE_ALL,          // Max audio robustness.
       EmeRobustness::HW_SECURE_ALL,          // Max video robustness.
       EmeSessionTypeSupport::NOT_SUPPORTED,  // persistent-license.