media: Require SecureContext for EME APIs

third_party/WebKit/Source/core/frame/UseCounter.h

 /*
  * Copyright (C) 2012 Google, Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 551 matching lines @@
     SVGHrefAnimVal = 759,
     V8CSSRuleList_Item_Method = 760,
     V8MediaList_Item_Method = 761,
     V8StyleSheetList_Item_Method = 762,
     StyleSheetListAnonymousNamedGetter = 763,
     AutocapitalizeAttribute = 764,
     FullscreenSecureOrigin = 765,
     FullscreenInsecureOrigin = 766,
     DialogInSandboxedContext = 767,
     SVGSMILAnimationInImageRegardlessOfCache = 768,
-    EncryptedMediaSecureOrigin = 770,
-    EncryptedMediaInsecureOrigin = 771,
     PerformanceFrameTiming = 772,
     V8Element_Animate_Method = 773,
     // The above items are available in M44 branch.
 
     V8SVGSVGElement_GetElementById_Method = 778,
     ElementCreateShadowRootMultiple = 779,
     V8MessageChannel_Constructor = 780,
     V8MessagePort_PostMessage_Method = 781,
     V8MessagePort_Start_Method = 782,
     V8MessagePort_Close_Method = 783,
@@ skipping 944 matching lines @@
     // Tracks what features/properties need to be reported to the legacy
     // histograms.
     BitVector m_featureBits;
     BitVector m_CSSBits;
   } m_legacyCounter;
 };
 
 }  // namespace blink
 
 #endif  // UseCounter_h