Add FilePath to base namespace.

webkit/glue/resource_request_body.h

Index: webkit/glue/resource_request_body.h
diff --git a/webkit/glue/resource_request_body.h b/webkit/glue/resource_request_body.h
index 8331bdf21d0e75f6d436664f3f83a146566e2f27..71a049577c389d759d303e9fbfe0ca42f21d09c5 100644
--- a/webkit/glue/resource_request_body.h
+++ b/webkit/glue/resource_request_body.h
@@ -14,6 +14,7 @@
 #include "webkit/glue/webkit_glue_export.h"
 
 namespace base {
+class FilePath;
 class TaskRunner;
 }
 
@@ -42,7 +43,7 @@ class WEBKIT_GLUE_EXPORT ResourceRequestBody
   ResourceRequestBody();
 
   void AppendBytes(const char* bytes, int bytes_len);
-  void AppendFileRange(const FilePath& file_path,
+  void AppendFileRange(const base::FilePath& file_path,
                        uint64 offset, uint64 length,
                        const base::Time& expected_modification_time);
   void AppendBlob(const GURL& blob_url);