Move ContentDecryptionModule* to platform/

public/platform/WebContentDecryptionModuleSession.h

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebContentDecryptionModuleSession_h
 #define WebContentDecryptionModuleSession_h
 
+#include "WebCommon.h"
+
 namespace WebKit {
 
 class WebString;
 class WebURL;
 
-class WebContentDecryptionModuleSession {
+class BLINK_PLATFORM_EXPORT WebContentDecryptionModuleSession {
 public:
-    class Client {
+    class BLINK_PLATFORM_EXPORT Client {
     public:
         enum MediaKeyErrorCode {
             MediaKeyErrorCodeUnknown = 1,
             MediaKeyErrorCodeClient,
         };
 
         virtual void keyAdded() = 0;
         virtual void keyError(MediaKeyErrorCode, unsigned long systemCode) = 0;
         virtual void keyMessage(const unsigned char* message, size_t messageLength, const WebKit::WebURL& destinationURL) = 0;
 
     protected:
-        virtual ~Client() { }
+        virtual ~Client();
     };
 
-    virtual ~WebContentDecryptionModuleSession() { }
+    virtual ~WebContentDecryptionModuleSession();
 
     virtual WebString sessionId() const = 0;
     virtual void generateKeyRequest(const WebString& mimeType, const unsigned char* initData, size_t initDataLength) = 0;
     virtual void update(const unsigned char* key, size_t keyLength) = 0;
     virtual void close() = 0;
 };
 
 } // namespace WebKit
 
 #endif // WebContentDecryptionModuleSession_h