Move FilePathWatcher to base/files.

chrome/browser/policy/file_based_policy_loader.h

Index: chrome/browser/policy/file_based_policy_loader.h
diff --git a/chrome/browser/policy/file_based_policy_loader.h b/chrome/browser/policy/file_based_policy_loader.h
index d7dedcc91635478390e956810a33517963e97617..4a2919c57f6ce9e8f13ebfb917bc014b2781248a 100644
--- a/chrome/browser/policy/file_based_policy_loader.h
+++ b/chrome/browser/policy/file_based_policy_loader.h
@@ -6,9 +6,9 @@
 #define CHROME_BROWSER_POLICY_FILE_BASED_POLICY_LOADER_H_
 #pragma once
 
+#include "base/files/file_path_watcher.h"
 #include "chrome/browser/policy/asynchronous_policy_loader.h"
 #include "chrome/browser/policy/file_based_policy_provider.h"
-#include "content/common/file_path_watcher/file_path_watcher.h"
 
 namespace policy {
 
@@ -56,7 +56,7 @@ class FileBasedPolicyLoader : public AsynchronousPolicyLoader {
   // it possible to destroy the watcher before the loader's destructor is called
   // (e.g. during Stop), since |watcher_| internally holds a reference to the
   // loader and keeps it alive.
-  scoped_ptr<FilePathWatcher> watcher_;
+  scoped_ptr<base::files::FilePathWatcher> watcher_;
 
   // Settle interval.
   const base::TimeDelta settle_interval_;