Add FilePath to base namespace.

chrome/browser/parsers/metadata_parser_manager.h

Index: chrome/browser/parsers/metadata_parser_manager.h
diff --git a/chrome/browser/parsers/metadata_parser_manager.h b/chrome/browser/parsers/metadata_parser_manager.h
index 910629f25b373ed94f02a63bd9bfd026ef59467a..2d5a759806442b7222d9038d67f54a06736ec0c9 100644
--- a/chrome/browser/parsers/metadata_parser_manager.h
+++ b/chrome/browser/parsers/metadata_parser_manager.h
@@ -9,9 +9,12 @@
 #include "base/memory/scoped_vector.h"
 
 class MetadataParserFactory;
-class FilePath;
 class MetadataParser;
 
+namespace base {
+class FilePath;
+}
+
 // Metadata Parser manager is used to find the correct parser for a
 // given file.  Allows parsers to register themselves.
 class MetadataParserManager {
@@ -28,7 +31,7 @@ class MetadataParserManager {
   bool RegisterParserFactory(MetadataParserFactory* parser);
 
   // Returns a new metadata parser for a given file.
-  MetadataParser* GetParserForFile(const FilePath& path);
+  MetadataParser* GetParserForFile(const base::FilePath& path);
 
  private:
   ScopedVector<MetadataParserFactory> factories_;