Fix file handler executer setting wrong cache path permissions on drive.

chrome/browser/chromeos/gdata/gdata_util.cc

Index: chrome/browser/chromeos/gdata/gdata_util.cc
diff --git a/chrome/browser/chromeos/gdata/gdata_util.cc b/chrome/browser/chromeos/gdata/gdata_util.cc
index b69f120bfec7f6e622376223e957d1ceb4811cce..5c6a162cbe898fd484e387b54a86d902999aa33f 100644
--- a/chrome/browser/chromeos/gdata/gdata_util.cc
+++ b/chrome/browser/chromeos/gdata/gdata_util.cc
@@ -240,7 +240,8 @@ void InsertGDataCachePathsPermissions(
     return;
 
   GDataFileProperties file_properties;
-  file_system->GetFileInfoByPath(gdata_path, &file_properties);
+  if (!file_system->GetFileInfoByPath(gdata_path, &file_properties))
+    return;
 
   std::string resource_id = file_properties.resource_id;
   std::string file_md5 = file_properties.file_md5;