rename file_path_watcher_mac to file_path_watcher_kqueue

base/files/file_path_watcher_kqueue.cc

Index: base/files/file_path_watcher_kqueue.cc
diff --git a/base/files/file_path_watcher_mac.cc b/base/files/file_path_watcher_kqueue.cc
similarity index 99%
rename from base/files/file_path_watcher_mac.cc
rename to base/files/file_path_watcher_kqueue.cc
index 3413e8aaa231bc629b061e07b7757ea289263825..d4ddb7dae62f7817a60e5faab621043fa8c06973 100644
--- a/base/files/file_path_watcher_mac.cc
+++ b/base/files/file_path_watcher_kqueue.cc
@@ -16,6 +16,14 @@
 #include "base/message_loop_proxy.h"
 #include "base/stringprintf.h"
 
+// On some platforms these are not defined.
+#if !defined(EV_RECEIPT)
+#define EV_RECEIPT 0
+#endif
+#if !defined(O_EVTONLY)
+#define O_EVTONLY O_RDONLY
+#endif
+
 namespace base {
 namespace files {