Remove end of line whitespace to get rid of warnings on Linux.

modules/libutil/public/nsTimer.h

@@ -108,7 +108,7 @@ private:
 
 #  define MOZ_TIMER_PRINT(name)
  
-#  define MOZ_TIMER_LOG(msg)    \ 
+#  define MOZ_TIMER_LOG(msg)    \
 do {                            \
   char* str = __mysprintf msg;  \
   QuantifyAddAnnotation(str);   \