ART: Fix some -Wpedantic errors

Remove extra semicolons.

Dollar signs in C++ identifiers are an extension.

Named variadic macros are an extension.

Binary literals are a C++14 feature.

Enum re-declarations are not allowed.

Overflow.

Change-Id: I7d16b2217b2ef2959ca69de84eaecc754517714a
diff --git a/runtime/mem_map.cc b/runtime/mem_map.cc
index 4d3f8c9..d755cb9 100644
--- a/runtime/mem_map.cc
+++ b/runtime/mem_map.cc
@@ -485,7 +485,7 @@
     MutexLock mu(Thread::Current(), *Locks::mem_maps_lock_);
     maps_.insert(std::pair<void*, MemMap*>(base_begin_, this));
   }
-};
+}
 
 MemMap* MemMap::RemapAtEnd(byte* new_end, const char* tail_name, int tail_prot,
                            std::string* error_msg) {