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This CL removes the special favicon for chrome://history to match
chrome-native://history. This pattern matches the behaviour of
chrome://bookmarks which also uses a native page.

BUG=1104811
TEST=HistoryTest.*

Change-Id: I152bd7cf75570de914013560845e64ea47b18e18
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2335650
Commit-Queue: Peter Kotwicz <pkotwicz@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Reviewed-by: dpapad <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799273}