[Merge M60] Fix shelf dragging context in case Context Menu is shown.

[Merge M60] Fix shelf dragging context in case Context Menu is shown.

In case context menu is shown for the shelf button it prevents
next mouse released events. Not handling this event leaves shelf view in
incorrect state when dragging target is set for the button used to show
the context menu. This CL manually released mouse caputure in this case.

TEST=Manually on device + browser test.
BUG=737407
TBR=msw@chromium.org
NOTRY=true
NOPRESUBMIT=true

Change-Id: I32ac29b26300efba388cb09ecb5717ecd0de2001
Reviewed-on: https://chromium-review.googlesource.com/559829
Commit-Queue: Yury Khmel <khmel@google.com>;
Reviewed-by: Michael Wasserman <msw@chromium.org>;
Cr-Original-Commit-Position: refs/heads/master@{#484387}
(cherry picked from commit b555e5e2e711754168e8603c4291d443bae51250)
Review-Url: https://codereview.chromium.org/2975063003
Cr-Commit-Position: refs/branch-heads/3112@{#597}
Cr-Branched-From: b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed: https://chromium.googlesource.com/chromium/src/+/a146c77d0a3ecdb0dce7bd2d3048c4d61df273d2

[khmel, 2017-07-12 18:56:56]

Description was changed from

==========
[Merge M60] Fix shelf dragging context in case Context Menu is shown.

In case context menu is shown for the shelf button it prevents
next mouse released events. Not handling this event leaves shelf view in
incorrect state when dragging target is set for the button used to show
the context menu. This CL manually released mouse caputure in this case.

TEST=Manually on device + browser test.
BUG=737407

TBR=msw@chromium.org
NOTRY=true
NOPRESUBMIT=true

Change-Id: I32ac29b26300efba388cb09ecb5717ecd0de2001
Reviewed-on: https://chromium-review.googlesource.com/559829
Commit-Queue: Yury Khmel <khmel@google.com>
Reviewed-by: Michael Wasserman <msw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#484387}
(cherry picked from commit b555e5e2e711754168e8603c4291d443bae51250)
==========

to

==========
[Merge M60] Fix shelf dragging context in case Context Menu is shown.

In case context menu is shown for the shelf button it prevents
next mouse released events. Not handling this event leaves shelf view in
incorrect state when dragging target is set for the button used to show
the context menu. This CL manually released mouse caputure in this case.

TEST=Manually on device + browser test.
BUG=737407

TBR=msw@chromium.org
NOTRY=true
NOPRESUBMIT=true

Change-Id: I32ac29b26300efba388cb09ecb5717ecd0de2001
Reviewed-on: https://chromium-review.googlesource.com/559829
Commit-Queue: Yury Khmel <khmel@google.com>
Reviewed-by: Michael Wasserman <msw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#484387}
(cherry picked from commit b555e5e2e711754168e8603c4291d443bae51250)
==========

[khmel, 2017-07-12 18:56:57]

khmel@chromium.org changed reviewers:
- msw@chromium.org

[khmel, 2017-07-12 18:57:00]

The CQ bit was checked by khmel@chromium.org

[commit-bot: I haz the power, 2017-07-12 18:57:31]

CQ is trying da patch.

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

[commit-bot: I haz the power, 2017-07-12 18:58:02]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1499885820686820, "parent_rev":
"ea75fcfbf78c0f6caa6dfa6c5ba11d7bb5b09e76", "commit_rev":
"a146c77d0a3ecdb0dce7bd2d3048c4d61df273d2"}

[commit-bot: I haz the power, 2017-07-12 18:58:12]

Description was changed from

==========
[Merge M60] Fix shelf dragging context in case Context Menu is shown.

In case context menu is shown for the shelf button it prevents
next mouse released events. Not handling this event leaves shelf view in
incorrect state when dragging target is set for the button used to show
the context menu. This CL manually released mouse caputure in this case.

TEST=Manually on device + browser test.
BUG=737407

TBR=msw@chromium.org
NOTRY=true
NOPRESUBMIT=true

Change-Id: I32ac29b26300efba388cb09ecb5717ecd0de2001
Reviewed-on: https://chromium-review.googlesource.com/559829
Commit-Queue: Yury Khmel <khmel@google.com>
Reviewed-by: Michael Wasserman <msw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#484387}
(cherry picked from commit b555e5e2e711754168e8603c4291d443bae51250)
==========

to

==========
[Merge M60] Fix shelf dragging context in case Context Menu is shown.

In case context menu is shown for the shelf button it prevents
next mouse released events. Not handling this event leaves shelf view in
incorrect state when dragging target is set for the button used to show
the context menu. This CL manually released mouse caputure in this case.

TEST=Manually on device + browser test.
BUG=737407

TBR=msw@chromium.org
NOTRY=true
NOPRESUBMIT=true

Change-Id: I32ac29b26300efba388cb09ecb5717ecd0de2001
Reviewed-on: https://chromium-review.googlesource.com/559829
Commit-Queue: Yury Khmel <khmel@google.com>
Reviewed-by: Michael Wasserman <msw@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#484387}
(cherry picked from commit b555e5e2e711754168e8603c4291d443bae51250)
Review-Url: https://codereview.chromium.org/2975063003
Cr-Commit-Position: refs/branch-heads/3112@{#597}
Cr-Branched-From:
b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed:
https://chromium.googlesource.com/chromium/src/+/a146c77d0a3ecdb0dce7bd2d3048...
==========

[commit-bot: I haz the power, 2017-07-12 18:58:14]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/a146c77d0a3ecdb0dce7bd2d3048...