Getting service process on Mac to handle having things moved/changed underneath it.

base/file_util.h

Index: base/file_util.h
diff --git a/base/file_util.h b/base/file_util.h
index 108c998ac9c1288371c4d19e30219c0ecd8768a6..cf56d12725be44c4c98e58a7adba5afcf96b534b 100644
--- a/base/file_util.h
+++ b/base/file_util.h
@@ -298,6 +298,19 @@ bool IsDot(const FilePath& path);
 // Returns true if the given path's base name is "..".
 bool IsDotDot(const FilePath& path);
 
+#if defined(OS_MACOSX)
+// Returns true if the given path is in the trash.
+bool IsInTrash(const FilePath& path);
+
+// Moves the file to the trash.
+// If |new_path| is not NULL it will contain the new location.
+bool MoveToTrash(const FilePath& path, FilePath* new_path);
+#endif  // OS_MACOSX
+
+// Are file path a and file path b referring to the same file object.
+// Does not compare paths, but resolves them and compares the resolved values.
+bool AreReferringToSameObject(const FilePath& a, const FilePath& b);
+
 // Sets |real_path| to |path| with symbolic links and junctions expanded.
 // On windows, make sure the path starts with a lettered drive.
 // |path| must reference a file.  Function will fail if |path| points to
@@ -328,7 +341,7 @@ bool SetLastModifiedTime(const FilePath& path,
 
 #if defined(OS_POSIX)
 // Store inode number of |path| in |inode|. Return true on success.
-bool GetInode(const FilePath& path, ino_t* inode);
+bool GetInodeAndDevice(const FilePath& path, ino_t* inode, dev_t* dev);
 #endif
 
 // Wrapper for fopen-like calls. Returns non-NULL FILE* on success.