Revert of DevTools: Add inertia to flamechart dragging.

Revert of DevTools: Add inertia to flamechart dragging. (patchset #2 id:20001 of https://codereview.chromium.org/1995783002/ )

Reason for revert:
Broke item selection on flamechart

Original issue's description:
> DevTools: Add inertia to flamechart dragging.
>
> Committed: https://crrev.com/9d73e469f31c85095dd8469dfe72971721310fab
> Cr-Commit-Position: refs/heads/master@{#394666}

TBR=caseq@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/362b80fad502a8b164499fd7b1269e27441fe277
Cr-Commit-Position: refs/heads/master@{#394839}

[alph, 2016-05-19 19:41:35]

Created Revert of DevTools: Add inertia to flamechart dragging.

[commit-bot: I haz the power, 2016-05-19 19:42:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1995123002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1995123002/1

[commit-bot: I haz the power, 2016-05-19 19:43:03]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-19 19:44:23]

Description was changed from

==========
Revert of DevTools: Add inertia to flamechart dragging. (patchset #2 id:20001 of
https://codereview.chromium.org/1995783002/ )

Reason for revert:
Broke item selection on flamechart

Original issue's description:
> DevTools: Add inertia to flamechart dragging.
> 
> Committed: https://crrev.com/9d73e469f31c85095dd8469dfe72971721310fab
> Cr-Commit-Position: refs/heads/master@{#394666}

TBR=caseq@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of DevTools: Add inertia to flamechart dragging. (patchset #2 id:20001 of
https://codereview.chromium.org/1995783002/ )

Reason for revert:
Broke item selection on flamechart

Original issue's description:
> DevTools: Add inertia to flamechart dragging.
>
> Committed: https://crrev.com/9d73e469f31c85095dd8469dfe72971721310fab
> Cr-Commit-Position: refs/heads/master@{#394666}

TBR=caseq@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/362b80fad502a8b164499fd7b1269e27441fe277
Cr-Commit-Position: refs/heads/master@{#394839}
==========

[commit-bot: I haz the power, 2016-05-19 19:44:24]

Patchset 1 (id:??) landed as
https://crrev.com/362b80fad502a8b164499fd7b1269e27441fe277
Cr-Commit-Position: refs/heads/master@{#394839}