Source release v3.0.0-0-g8d3792b-ce + third_party

Change-Id: I399e71ddfffcd436171d1c60283c63ab4658e0b1

cdm/include/override.h

@@ -0,0 +1,17 @@
+// Copyright 2015 Google Inc. All Rights Reserved.
+// TODO: Import to core/, use everywhere.
+#ifndef WVCDM_CDM_OVERRIDE_H_
+#define WVCDM_CDM_OVERRIDE_H_
+
+#define GCC_HAS_OVERRIDE ( \
+  (__GNUC__ > 4) || \
+  (__GNUC__ == 4 && __GNUC_MINOR__ >= 7) \
+)
+
+#if defined(COMPILER_MSVC) || defined(__clang__) || GCC_HAS_OVERRIDE
+#define OVERRIDE override
+#else
+#define OVERRIDE
+#endif
+
+#endif  // WVCDM_CDM_OVERRIDE_H_