Set the grit .d file dir in GN build properly.

Set the grit .d file dir in GN build properly.

Put the .d file in the same directory as the output from grit. Currently it
uses the default location for the .d file all the time, even in cases where the
output directory is overridden and the rest of the files go somewhere else.

R=scottmg@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=287877

[scottmg, 2014-08-06 21:07:53]

lgtm, does this fix Nico's thing or unrelated?

[brettw, 2014-08-06 21:12:36]

On 2014/08/06 21:07:53, scottmg wrote:
> lgtm, does this fix Nico's thing or unrelated?

This should fix Nico's thing.

[brettw, 2014-08-06 22:35:01]

Committed patchset #1 manually as 287877 (presubmit successful).