Removed trailing whitespace in C source and header files.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11052 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/drd/drd.h b/drd/drd.h
index 83720e6..62db36c 100644
--- a/drd/drd.h
+++ b/drd/drd.h
@@ -82,7 +82,7 @@
 #define DRD_STOP_IGNORING_VAR(x) DRDCL_(ignore_range)(&(x), sizeof(x))
 
 /**
- * Tell DRD to trace all memory accesses on the specified variable. 
+ * Tell DRD to trace all memory accesses on the specified variable.
  * until the memory that was allocated for the variable is freed.
  */
 #define DRD_TRACE_VAR(x) DRDCL_(trace_range)(&(x), sizeof(x))