Clean up whitespace in S/390 -tdep and -nat files.

gdb/
2013-10-30  Andreas Arnez  <arnez@linux.vnet.ibm.com>

	* s390-nat.c: Whitespace cleanup.
	* s390-tdep.c: Likewise.
	* s390-tdep.h: Remove empty line at end of file.

gdb/ChangeLog

@@ -1,3 +1,9 @@
+2013-10-30  Andreas Arnez  <arnez@linux.vnet.ibm.com>
+
+	* s390-nat.c: Whitespace cleanup.
+	* s390-tdep.c: Likewise.
+	* s390-tdep.h: Remove empty line at end of file.
+
 2013-10-30  Maciej W. Rozycki  <macro@codesourcery.com>
 
 	* linux-tdep.c (linux_corefile_thread_callback): Preinitialize

gdb/s390-tdep.h

@@ -175,4 +175,3 @@ extern struct target_desc *tdesc_s390x_linux64v2;
 extern struct target_desc *tdesc_s390x_te_linux64;
 
 #endif
-