Implement MediaKeys.setServerCertificate()

Source/modules/encryptedmedia/MediaKeys.h

Index: Source/modules/encryptedmedia/MediaKeys.h
diff --git a/Source/modules/encryptedmedia/MediaKeys.h b/Source/modules/encryptedmedia/MediaKeys.h
index 47e116b44549f820ed887781f235499edec8ed00..b1f525d91883e42bea06f261a5345266a54dc5aa 100644
--- a/Source/modules/encryptedmedia/MediaKeys.h
+++ b/Source/modules/encryptedmedia/MediaKeys.h
@@ -29,6 +29,7 @@
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/ContextLifecycleObserver.h"
+#include "platform/Timer.h"
 #include "wtf/Forward.h"
 #include "wtf/text/WTFString.h"
 
@@ -53,6 +54,9 @@ public:
 
     MediaKeySession* createSession(ScriptState*, const String& sessionType);
 
+    ScriptPromise setServerCertificate(ScriptState*, ArrayBuffer* serverCertificate);
+    ScriptPromise setServerCertificate(ScriptState*, ArrayBufferView* serverCertificate);
+
     static bool isTypeSupported(const String& keySystem, const String& contentType);
 
     blink::WebContentDecryptionModule* contentDecryptionModule();
@@ -63,11 +67,19 @@ public:
     virtual void contextDestroyed() override;
 
 private:
+    class PendingAction;
     friend class MediaKeysInitializer;
     MediaKeys(ExecutionContext*, const String& keySystem, PassOwnPtr<blink::WebContentDecryptionModule>);
 
+    ScriptPromise setServerCertificateInternal(ScriptState*, PassRefPtr<ArrayBuffer> initData);
+
+    void timerFired(Timer<MediaKeys>*);
+
     const String m_keySystem;
     OwnPtr<blink::WebContentDecryptionModule> m_cdm;
+
+    HeapDeque<Member<PendingAction> > m_pendingActions;
+    Timer<MediaKeys> m_timer;
 };
 
 } // namespace blink