Bug 627516 - Unconditionally #include assembler/wtf/Platform.h to fix crash with --disable-methodjit, r=cdleary

--HG--
extra : rebase_source : cffc3a025b7f32111f97a6853fc5555282568ffe

js/src/jscompartment.cpp

@@ -45,6 +45,7 @@
 #include "jsproxy.h"
 #include "jsscope.h"
 #include "jstracer.h"
+#include "assembler/wtf/Platform.h"
 #include "methodjit/MethodJIT.h"
 #include "methodjit/PolyIC.h"
 #include "methodjit/MonoIC.h"