Revert "Reland: Media Controls: Double tap on either side to jump"

This reverts commit f2c186263631aa5acd49fda880c21630474e7dbf.

Reason for revert: virtual/modern-media-controls/media/controls/modern/slow-doubletap.html consistently times out on Win7 Tests (dbg)(1):

https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/65034
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/65035
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/65036
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/65037


Original change's description:
> Reland: Media Controls: Double tap on either side to jump
> 
> Add double tap gesture recognition to MediaControlOverlayPlayButton so
> it can detect double tap gestures on the side and jump accordingly. Adds
> LayoutTests as a virtual test suite so they are tested with the modern
> media controls flag on.
> 
> BUG=779989
> 
> TBR=jbroman@chromium.org
> 
> Change-Id: I2d6e3c79d5ca3b447eda70f35da3dd22283a14b3
> Reviewed-on: https://chromium-review.googlesource.com/800150
> Commit-Queue: Becca Hughes <beccahughes@chromium.org>
> Reviewed-by: Mounir Lamouri <mlamouri@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#522139}

TBR=mlamouri@chromium.org,beccahughes@chromium.org

Change-Id: If52d84a124f06cfd44b0dcbfacc5470a6920d7dd
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 779989
Reviewed-on: https://chromium-review.googlesource.com/813135
Reviewed-by: Kunihiko Sakamoto <ksakamoto@chromium.org>
Commit-Queue: Kunihiko Sakamoto <ksakamoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#522296}
18 files changed