Move gdb/signals.h to common-defs.h

This commit moves the inclusion of gdb/signals.h to common-defs.h and
removes all other inclusions.

gdb/
2014-08-07  Gary Benson  <gbenson@redhat.com>

	* common/common-defs.h: Include gdb/signals.h.
	* defs.h: Do not include gdb/signals.h.

gdb/gdbserver/
2014-08-07  Gary Benson  <gbenson@redhat.com>

	* server.h: Do not include gdb/signals.h.
	* win32-low.c: Likewise.

gdb/ChangeLog

@@ -1,3 +1,8 @@
+2014-08-07  Gary Benson  <gbenson@redhat.com>
+
+	* common/common-defs.h: Include gdb/signals.h.
+	* defs.h: Do not include gdb/signals.h.
+
 2014-08-07  Gary Benson  <gbenson@redhat.com>
 
 	* common/common-defs.h: Include pathmax.h.

gdb/common/common-defs.h

@@ -34,5 +34,6 @@
 #include "ansidecl.h"
 #include "libiberty.h"
 #include "pathmax.h"
+#include "gdb/signals.h"
 
 #endif /* COMMON_DEFS_H */

gdb/defs.h

@@ -54,9 +54,6 @@
 
 #include "gdb_wchar.h"
 
-/* For ``enum gdb_signal''.  */
-#include "gdb/signals.h"
-
 #include "ui-file.h"
 
 #include "host-defs.h"

gdb/gdbserver/ChangeLog

@@ -1,3 +1,8 @@
+2014-08-07  Gary Benson  <gbenson@redhat.com>
+
+	* server.h: Do not include gdb/signals.h.
+	* win32-low.c: Likewise.
+
 2014-08-07  Gary Benson  <gbenson@redhat.com>
 
 	* server.h: Do not include pathmax.h.

gdb/gdbserver/server.h

@@ -84,7 +84,6 @@ typedef long long LONGEST;
 typedef unsigned long long ULONGEST;
 
 #include "regcache.h"
-#include "gdb/signals.h"
 #include "gdb_signals.h"
 #include "target.h"
 #include "mem-break.h"

gdb/gdbserver/win32-low.c

@@ -20,7 +20,6 @@
 
 #include "server.h"
 #include "regcache.h"
-#include "gdb/signals.h"
 #include "gdb/fileio.h"
 #include "mem-break.h"
 #include "win32-low.h"