Removed file_path_watcher_mac.cc, which isn't used anymore.

Review URL: https://chromiumcodereview.appspot.com/10500012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@140272 0039d316-1c4b-4281-b951-d872f2087c98

base/files/file_path_watcher.h

@@ -24,7 +24,7 @@ namespace files {
 // than on Windows or Linux. FilePathWatcher on Linux and Windows will detect
 // modifications to files in a watched directory. FilePathWatcher on Mac will
 // detect the creation and deletion of files in a watched directory, but will
-// not detect modifications to those files. See file_path_watcher_mac.cc for
+// not detect modifications to those files. See file_path_watcher_kqueue.cc for
 // details.
 class BASE_EXPORT FilePathWatcher {
  public:

base/files/file_path_watcher_kqueue.cc

@@ -205,15 +205,15 @@ void FilePathWatcherImpl::CloseFileDescriptor(int *fd) {
   }
 
   if (HANDLE_EINTR(close(*fd)) != 0) {
-    PLOG(ERROR) << "close";
+    DPLOG(ERROR) << "close";
   }
   *fd = -1;
 }
 
 bool FilePathWatcherImpl::AreKeventValuesValid(struct kevent* kevents,
                                                int count) {
   if (count < 0) {
-    PLOG(ERROR) << "kevent";
+    DPLOG(ERROR) << "kevent";
     return false;
   }
   bool valid = true;
@@ -237,7 +237,7 @@ bool FilePathWatcherImpl::AreKeventValuesValid(struct kevent* kevents,
         path_name = base::StringPrintf(
             "fd %d", *reinterpret_cast<int*>(&kevents[i].ident));
       }
-      LOG(ERROR) << "Error: " << kevents[i].data << " for " << path_name;
+      DLOG(ERROR) << "Error: " << kevents[i].data << " for " << path_name;
       valid = false;
     }
   }
@@ -348,8 +348,8 @@ bool FilePathWatcherImpl::UpdateWatches(bool* target_file_affected) {
 
 void FilePathWatcherImpl::OnFileCanReadWithoutBlocking(int fd) {
   DCHECK(MessageLoopForIO::current());
-  CHECK_EQ(fd, kqueue_);
-  CHECK(events_.size());
+  DCHECK_EQ(fd, kqueue_);
+  DCHECK(events_.size());
 
   // Request the file system update notifications that have occurred and return
   // them in |updates|. |count| will contain the number of updates that have
@@ -442,12 +442,12 @@ bool FilePathWatcherImpl::Watch(const FilePath& path,
 
   kqueue_ = kqueue();
   if (kqueue_ == -1) {
-    PLOG(ERROR) << "kqueue";
+    DPLOG(ERROR) << "kqueue";
     return false;
   }
 
   int last_entry = EventsForPath(target_, &events_);
-  CHECK_NE(last_entry, 0);
+  DCHECK_NE(last_entry, 0);
 
   EventVector responses(last_entry);