Reland of [DevTools] Migrate SoftContextMenu to use GlassPane

Reland of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #1 id:1 of https://codereview.chromium.org/2771413006/ )

Reason for revert:
The regression was fixed in https://codereview.chromium.org/2776263006/

Original issue's description:
> Revert of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #2 id:20001 of https://codereview.chromium.org/2778623002/ )
> 
> Reason for revert:
> Broke DevTools settings
> 
> Original issue's description:
> > [DevTools] Migrate SoftContextMenu to use GlassPane
> > 
> > Let the GlassPane handle all the tricky details about positioning.
> > 
> > BUG=none
> 
> TBR=lushnikov@chromium.org,dgozman@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=none
> 
> Review-Url: https://codereview.chromium.org/2771413006
> Cr-Commit-Position: refs/heads/master@{#460228}
> Committed: https://chromium.googlesource.com/chromium/src/+/ac4d06a47287a0303deac7879251b476d0de3b46

TBR=lushnikov@chromium.org,alph@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=none

Review-Url: https://codereview.chromium.org/2790613003
Cr-Commit-Position: refs/heads/master@{#460911}
Committed: https://chromium.googlesource.com/chromium/src/+/f05869713aa6363110a45d45a03ebb0c946744d8

[dgozman, 2017-03-30 20:47:57]

The CQ bit was checked by dgozman@chromium.org

[dgozman, 2017-03-30 20:47:57]

Created Reland of [DevTools] Migrate SoftContextMenu to use GlassPane

[commit-bot: I haz the power, 2017-03-30 20:48:50]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[lushnikov, 2017-03-30 21:08:21]

lgtm

[commit-bot: I haz the power, 2017-03-30 22:54:49]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1490906877424510, "parent_rev":
"0c64e3912571118d628f513ccc3a7eb6224099d8", "commit_rev":
"f05869713aa6363110a45d45a03ebb0c946744d8"}

[commit-bot: I haz the power, 2017-03-30 22:55:57]

Description was changed from

==========
Reland of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #1 id:1
of https://codereview.chromium.org/2771413006/ )

Reason for revert:
The regression was fixed in https://codereview.chromium.org/2776263006/

Original issue's description:
> Revert of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #2
id:20001 of https://codereview.chromium.org/2778623002/ )
> 
> Reason for revert:
> Broke DevTools settings
> 
> Original issue's description:
> > [DevTools] Migrate SoftContextMenu to use GlassPane
> > 
> > Let the GlassPane handle all the tricky details about positioning.
> > 
> > BUG=none
> 
> TBR=lushnikov@chromium.org,dgozman@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=none
> 
> Review-Url: https://codereview.chromium.org/2771413006
> Cr-Commit-Position: refs/heads/master@{#460228}
> Committed:
https://chromium.googlesource.com/chromium/src/+/ac4d06a47287a0303deac7879251...

TBR=lushnikov@chromium.org,alph@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=none
==========

to

==========
Reland of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #1 id:1
of https://codereview.chromium.org/2771413006/ )

Reason for revert:
The regression was fixed in https://codereview.chromium.org/2776263006/

Original issue's description:
> Revert of [DevTools] Migrate SoftContextMenu to use GlassPane (patchset #2
id:20001 of https://codereview.chromium.org/2778623002/ )
> 
> Reason for revert:
> Broke DevTools settings
> 
> Original issue's description:
> > [DevTools] Migrate SoftContextMenu to use GlassPane
> > 
> > Let the GlassPane handle all the tricky details about positioning.
> > 
> > BUG=none
> 
> TBR=lushnikov@chromium.org,dgozman@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=none
> 
> Review-Url: https://codereview.chromium.org/2771413006
> Cr-Commit-Position: refs/heads/master@{#460228}
> Committed:
https://chromium.googlesource.com/chromium/src/+/ac4d06a47287a0303deac7879251...

TBR=lushnikov@chromium.org,alph@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=none

Review-Url: https://codereview.chromium.org/2790613003
Cr-Commit-Position: refs/heads/master@{#460911}
Committed:
https://chromium.googlesource.com/chromium/src/+/f05869713aa6363110a45d45a03e...
==========

[commit-bot: I haz the power, 2017-03-30 22:55:58]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/f05869713aa6363110a45d45a03e...