Move code to clear web databases on shutdown to the database tracker

webkit/database/vfs_backend.cc

Index: webkit/database/vfs_backend.cc
diff --git a/webkit/database/vfs_backend.cc b/webkit/database/vfs_backend.cc
index b3879cef47b8f88a4a237dc3de6d6af79e0b481c..774180e26d45c1d1620c1b29d4d016092ce97466 100644
--- a/webkit/database/vfs_backend.cc
+++ b/webkit/database/vfs_backend.cc
@@ -103,6 +103,10 @@ void VfsBackend::OpenFile(const FilePath& file_path,
              base::PLATFORM_FILE_DELETE_ON_CLOSE;
   }
 
+  // This flag will allow us to delete the file later on from the browser
+  // process.
+  flags |= base::PLATFORM_FILE_SHARE_DELETE;

[michaeln, 2011/07/01 03:02:34]

Please try this on the layout test try bots too. I'm wondering if SHARE_DELETE
will butt heads with EXCLUSIVE_READ and EXCLUSIVE_WRITE?

gcl try XXX --bot mac_layout,win_layout,linux_layout

[jochen (gone - plz use gerrit), 2011/07/06 09:24:53]

I'll do that, however, test_shell_tests is already executed on the regular bots

+
   // Try to open/create the DB file.
   *file_handle =
       base::CreatePlatformFile(file_path, flags, NULL, NULL);