Initial import of Widevine Common Encryption DRM engine

Builds libwvmdrmengine.so, which is loaded by the new
MediaDrm APIs to support playback of Widevine/CENC
protected content.

Change-Id: I6f57dd37083dfd96c402cb9dd137c7d74edc8f1c

libwvdrmengine/mediacrypto/test/MockCDM.h

@@ -0,0 +1,28 @@
+//
+// Copyright 2013 Google Inc. All Rights Reserved.
+//
+
+#ifndef WV_CRYPTO_PLUGIN_MOCK_CDM_H_
+#define WV_CRYPTO_PLUGIN_MOCK_CDM_H_
+
+#include <string>
+#include <vector>
+
+#include "gmock/gmock.h"
+#include "wv_cdm_types.h"
+#include "wv_content_decryption_module.h"
+
+
+namespace wvcdm {
+
+class MockCDM : public WvContentDecryptionModule {
+ public:
+  MOCK_METHOD8(Decrypt, CdmResponseType(const CdmSessionId&, bool, const KeyId&,
+                                        const uint8_t*, size_t,
+                                        const std::vector<uint8_t>&, size_t,
+                                        void*));
+};
+
+} // namespace wvcdm
+
+#endif // WV_CRYPTO_PLUGIN_MOCK_CDM_H_