Revert 285701 "Revert of Migrate all usages of xxd.py to blink_r..."

Revert 285701 "Revert of Migrate all usages of xxd.py to blink_r..."

The original revert can not be done in isolation. There are dependent
changes in Blink. This revert broke all of the tests on the GPU bots
and likely tests on other bots. Undoing the revert.

> Revert of Migrate all usages of xxd.py to blink_resources.grd and remove xxd.py - Part 2 (https://codereview.chromium.org/403273003/)
>
> Reason for revert:
> It broke the component builds.
>
> Original issue's description:
> > Migrate all usages of xxd.py to blink_resources.grd and remove xxd.py - Part 2
> >
> > Blink should make use of blink_resources.grd for the inline resources of inspector.
> > This removes the dependency upon using xxd.py which embeds these resources as strings.
> >
> > Part 1: https://crrev.com/401233003
> > Part 3: https://crrev.com/402033002
> >
> > BUG=312586
> >
> > Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=285436
>
> TBR=jochen@chromium.org,abarth@chromium.org,vivekg@chromium.org,vivek.vg@samsung.com
> NOTREECHECKS=true
> NOTRY=true
> BUG=312586
>
> Review URL: https://codereview.chromium.org/421623004

TBR=aurimas@chromium.org

Review URL: https://codereview.chromium.org/420923002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@285713 0039d316-1c4b-4281-b951-d872f2087c98