Pinning Chrome to .4.

Change-Id: I3bdfc410d6884153fa1c16a0d3345c15cbdb3180
Reviewed-on: https://chromium-review.googlesource.com/249571
Reviewed-by: Matthew Yuan <matthewyuan@chromium.org>
Tested-by: Matthew Yuan <matthewyuan@chromium.org>
diff --git a/chromeos-base/chromeos-chrome/chromeos-chrome-42.0.2302.2_rc-r1.ebuild b/chromeos-base/chromeos-chrome/chromeos-chrome-42.0.2302.4_rc-r1.ebuild
similarity index 100%
rename from chromeos-base/chromeos-chrome/chromeos-chrome-42.0.2302.2_rc-r1.ebuild
rename to chromeos-base/chromeos-chrome/chromeos-chrome-42.0.2302.4_rc-r1.ebuild