Add FilePath to base namespace.

webkit/fileapi/file_system_usage_cache.h

Index: webkit/fileapi/file_system_usage_cache.h
diff --git a/webkit/fileapi/file_system_usage_cache.h b/webkit/fileapi/file_system_usage_cache.h
index 3d25120d9fbe28e003d26056b3fbbbd6f5efd5cd..428aa4b3dd747e437d30d6128f3a8ad142ee8178 100644
--- a/webkit/fileapi/file_system_usage_cache.h
+++ b/webkit/fileapi/file_system_usage_cache.h
@@ -16,34 +16,34 @@ class WEBKIT_STORAGE_EXPORT_PRIVATE FileSystemUsageCache {
   // Gets the size described in the .usage file even if dirty > 0 or
   // is_valid == false.  Returns less than zero if the .usage file is not
   // available.
-  static int64 GetUsage(const FilePath& usage_file_path);
+  static int64 GetUsage(const base::FilePath& usage_file_path);
 
   // Gets the dirty count in the .usage file.
   // Returns less than zero if the .usage file is not available.
-  static int32 GetDirty(const FilePath& usage_file_path);
+  static int32 GetDirty(const base::FilePath& usage_file_path);
 
   // Increments or decrements the "dirty" entry in the .usage file.
   // Returns false if no .usage is available.
-  static bool IncrementDirty(const FilePath& usage_file_path);
-  static bool DecrementDirty(const FilePath& usage_file_path);
+  static bool IncrementDirty(const base::FilePath& usage_file_path);
+  static bool DecrementDirty(const base::FilePath& usage_file_path);
 
   // Notifies quota system that it needs to recalculate the usage cache of the
   // origin.  Returns false if no .usage is available.
-  static bool Invalidate(const FilePath& usage_file_path);
-  static bool IsValid(const FilePath& usage_file_path);
+  static bool Invalidate(const base::FilePath& usage_file_path);
+  static bool IsValid(const base::FilePath& usage_file_path);
 
   // Updates the size described in the .usage file.
-  static int UpdateUsage(const FilePath& usage_file_path, int64 fs_usage);
+  static int UpdateUsage(const base::FilePath& usage_file_path, int64 fs_usage);
 
   // Updates the size described in the .usage file by delta with keeping dirty
   // even if dirty > 0.
   static int AtomicUpdateUsageByDelta(
-      const FilePath& usage_file_path, int64 delta);
+      const base::FilePath& usage_file_path, int64 delta);
 
-  static bool Exists(const FilePath& usage_file_path);
-  static bool Delete(const FilePath& usage_file_path);
+  static bool Exists(const base::FilePath& usage_file_path);
+  static bool Delete(const base::FilePath& usage_file_path);
 
-  static const FilePath::CharType kUsageFileName[];
+  static const base::FilePath::CharType kUsageFileName[];
   static const char kUsageFileHeader[];
   static const int kUsageFileSize;
   static const int kUsageFileHeaderSize;
@@ -51,11 +51,11 @@ class WEBKIT_STORAGE_EXPORT_PRIVATE FileSystemUsageCache {
  private:
   // Read the size, validity and the "dirty" entry described in the .usage file.
   // Returns less than zero if no .usage file is available.
-  static int64 Read(const FilePath& usage_file_path,
+  static int64 Read(const base::FilePath& usage_file_path,
                     bool* is_valid,
                     uint32* dirty);
 
-  static int Write(const FilePath& usage_file_path,
+  static int Write(const base::FilePath& usage_file_path,
                    bool is_valid,
                    uint32 dirty,
                    int64 fs_usage);