Add a new component under ash/components for draw/ink support in ChromeOS

Bug:813671

Change-Id: Iedea149d4bddc06b3bc45d5b4e3dce7f10819b6e
Reviewed-on: https://chromium-review.googlesource.com/923662
Commit-Queue: David Vallet <dvallet@chromium.org>
Reviewed-by: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537700}

ash/components/ink/OWNERS

+# TODO(dvallet): Add owners once an initial skeleton has landed.
+
+# COMPONENT: Platform>Apps>Draw
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