Initial implementation of Encrypted Media Extensions in Chrome.

webkit/media/webmediaplayer_impl.h

Index: webkit/media/webmediaplayer_impl.h
diff --git a/webkit/media/webmediaplayer_impl.h b/webkit/media/webmediaplayer_impl.h
index fc803a37211cf8a813d200b45581ae812a9e4539..271c737ecda5095c5e8f8e8396aab9ff17bc79e0 100644
--- a/webkit/media/webmediaplayer_impl.h
+++ b/webkit/media/webmediaplayer_impl.h
@@ -184,6 +184,23 @@ class WebMediaPlayerImpl
   virtual bool sourceAppend(const unsigned char* data, unsigned length);
   virtual void sourceEndOfStream(EndOfStreamStatus status);
 
+  virtual MediaKeyException generateKeyRequest(
+      const WebKit::WebString& keySystem,

[scherkus (not reviewing), 2012/04/12 20:18:41]

chromium style unix_hacker here + below

[ddorwin, 2012/04/12 23:41:23]

Done.
Too much copying of code from WebKit. :)

+      const unsigned char* initData,
+      unsigned initDataLength);
+
+  virtual MediaKeyException addKey(const WebKit::WebString& keySystem,
+                                   const unsigned char* key,
+                                   unsigned keyLength,
+                                   const unsigned char* initData,
+                                   unsigned initDataLength,
+                                   const WebKit::WebString& sessionId);
+
+  virtual MediaKeyException cancelKeyRequest(
+      const WebKit::WebString& keySystem,
+      const WebKit::WebString& sessionId);
+
+
   // As we are closing the tab or even the browser, |main_loop_| is destroyed
   // even before this object gets destructed, so we need to know when
   // |main_loop_| is being destroyed and we can stop posting repaint task
@@ -221,6 +238,21 @@ class WebMediaPlayerImpl
   // Lets V8 know that player uses extra resources not managed by V8.
   void IncrementExternallyAllocatedMemory();
 
+  void generateKeyRequestTask(const WebKit::WebString& keySystem,
+                              const unsigned char* initData,
+                              unsigned initDataLength,
+                              uint32_t sessionId);
+
+  void addKeyTask(const WebKit::WebString& keySystem,
+                  const unsigned char* key,
+                  unsigned keyLength,
+                  const unsigned char* initData,
+                  unsigned initDataLength,
+                  const WebKit::WebString& sessionId);
+
+  void cancelKeyRequestTask(const WebKit::WebString& keySystem,
+                            const WebKit::WebString& sessionId);
+
   WebKit::WebFrame* frame_;
 
   // TODO(hclam): get rid of these members and read from the pipeline directly.