Fix some mismatched include guards

hphp/runtime/base/preg.h

@@ -14,7 +14,7 @@
    +----------------------------------------------------------------------+
 */
 
-#ifndef incl_HPHP_PREG_H__
+#ifndef incl_HPHP_PREG_H_
 #define incl_HPHP_PREG_H_
 
 #include <runtime/base/types.h>

hphp/runtime/vm/translator/translator-deps.h

@@ -14,8 +14,8 @@
    +----------------------------------------------------------------------+
 */
 
-#ifndef TRANSLATOR_DEPS_H_
-#define TRANSLATOR_DEPS_H
+#ifndef incl_HPHP_TRANSLATOR_DEPS_H
+#define incl_HPHP_TRANSLATOR_DEPS_H
 
 #include <vector>
 #include <tbb/concurrent_hash_map.h>