unwind: clean up some stray semicolons

Clean up some stray semicolons found by GCC 4.9 -Wpedantic.  NFC.

llvm-svn: 228664

libcxxabi/src/Unwind/CompactUnwinder.hpp

@@ -688,6 +688,6 @@ int CompactUnwinder_arm64<A>::stepWithCompactEncodingFrame(
 }
 
 
-}; // namespace libunwind
+} // namespace libunwind
 
 #endif // __COMPACT_UNWINDER_HPP__

libcxxabi/src/Unwind/UnwindCursor.hpp

@@ -1310,6 +1310,6 @@ bool UnwindCursor<A, R>::getFunctionName(char *buf, size_t bufLen,
                                          buf, bufLen, offset);
 }
 
-}; // namespace libunwind
+} // namespace libunwind
 
 #endif // __UNWINDCURSOR_HPP__