Fix WebMediaPlayer build with enable_pepper_cdms=0

NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/17068010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@207931 0039d316-1c4b-4281-b951-d872f2087c98

webkit/renderer/media/webmediaplayer_impl.cc

@@ -172,8 +172,10 @@ WebMediaPlayerImpl::WebMediaPlayerImpl(
 
   if (WebKit::WebRuntimeFeatures::isLegacyEncryptedMediaEnabled()) {
     decryptor_.reset(new ProxyDecryptor(
+#if defined(ENABLE_PEPPER_CDMS)
         client,
         frame,
+#endif
         BIND_TO_RENDER_LOOP(&WebMediaPlayerImpl::OnKeyAdded),
         BIND_TO_RENDER_LOOP(&WebMediaPlayerImpl::OnKeyError),
         BIND_TO_RENDER_LOOP(&WebMediaPlayerImpl::OnKeyMessage)));