Revert of Remove enable/disable wheel gestures setting.

Revert of Remove enable/disable wheel gestures setting. (patchset #3 id:40001 of https://codereview.chromium.org/2047093002/ )

Reason for revert:
Caused RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures failure on build:

https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/builds/25325

See
https://findit-for-me.appspot.com/build-failure?url=https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/builds/25325

Test output:
"""
[ RUN      ] RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
../../content/browser/renderer_host/render_widget_host_view_mac_unittest.mm:966: Failure
Value of: view_delegate.get().unhandledWheelEventReceived
  Actual: ''
Expected: __objc_yes
Which is: '?' (1)
[3372:1287:0608/164121:1128775946716:FATAL:surface_manager.cc(43)] Check failed: namespace_client_map_.size() == 0u (1 vs. 0)
"""

Original issue's description:
> Remove enable/disable wheel gestures setting.
>
> Since wheel gesture based scrolling has shipped and the code has been
> removed from blink we can remove the runtime setting.
>
> BUG=598798
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
>
> Committed: https://crrev.com/3f5cea527647ebc8c505b1932d680854e162d82f
> Cr-Commit-Position: refs/heads/master@{#398716}

TBR=aelias@chromium.org,rbyers@chromium.org,creis@chromium.org,dtapuska@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=598798
Committed: https://crrev.com/463485dabfd8526d0d2a65ad9a42e0c28d5bffb8
Cr-Commit-Position: refs/heads/master@{#398746}

[scheib, 2016-06-09 00:06:58]

The CQ bit was checked by scheib@chromium.org

[scheib, 2016-06-09 00:06:59]

Created Revert of Remove enable/disable wheel gestures setting.

[commit-bot: I haz the power, 2016-06-09 00:07:28]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2050033002/1

[commit-bot: I haz the power, 2016-06-09 00:12:49]

Description was changed from

==========
Revert of Remove enable/disable wheel gestures setting. (patchset #3 id:40001 of
https://codereview.chromium.org/2047093002/ )

Reason for revert:
Caused
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
failure on build:

https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/bu...

See
https://findit-for-me.appspot.com/build-failure?url=https://build.chromium.or...

Test output:
"""
[ RUN      ]
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
../../content/browser/renderer_host/render_widget_host_view_mac_unittest.mm:966:
Failure
Value of: view_delegate.get().unhandledWheelEventReceived
  Actual: ''
Expected: __objc_yes
Which is: '?' (1)
[3372:1287:0608/164121:1128775946716:FATAL:surface_manager.cc(43)] Check failed:
namespace_client_map_.size() == 0u (1 vs. 0)
"""

Original issue's description:
> Remove enable/disable wheel gestures setting.
> 
> Since wheel gesture based scrolling has shipped and the code has been
> removed from blink we can remove the runtime setting.
> 
> BUG=598798
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
> 
> Committed: https://crrev.com/3f5cea527647ebc8c505b1932d680854e162d82f
> Cr-Commit-Position: refs/heads/master@{#398716}

TBR=aelias@chromium.org,rbyers@chromium.org,creis@chromium.org,dtapuska@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=598798
==========

to

==========
Revert of Remove enable/disable wheel gestures setting. (patchset #3 id:40001 of
https://codereview.chromium.org/2047093002/ )

Reason for revert:
Caused
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
failure on build:

https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/bu...

See
https://findit-for-me.appspot.com/build-failure?url=https://build.chromium.or...

Test output:
"""
[ RUN      ]
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
../../content/browser/renderer_host/render_widget_host_view_mac_unittest.mm:966:
Failure
Value of: view_delegate.get().unhandledWheelEventReceived
  Actual: ''
Expected: __objc_yes
Which is: '?' (1)
[3372:1287:0608/164121:1128775946716:FATAL:surface_manager.cc(43)] Check failed:
namespace_client_map_.size() == 0u (1 vs. 0)
"""

Original issue's description:
> Remove enable/disable wheel gestures setting.
> 
> Since wheel gesture based scrolling has shipped and the code has been
> removed from blink we can remove the runtime setting.
> 
> BUG=598798
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
> 
> Committed: https://crrev.com/3f5cea527647ebc8c505b1932d680854e162d82f
> Cr-Commit-Position: refs/heads/master@{#398716}

TBR=aelias@chromium.org,rbyers@chromium.org,creis@chromium.org,dtapuska@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=598798
==========

[commit-bot: I haz the power, 2016-06-09 00:12:50]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-09 00:14:59]

Description was changed from

==========
Revert of Remove enable/disable wheel gestures setting. (patchset #3 id:40001 of
https://codereview.chromium.org/2047093002/ )

Reason for revert:
Caused
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
failure on build:

https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/bu...

See
https://findit-for-me.appspot.com/build-failure?url=https://build.chromium.or...

Test output:
"""
[ RUN      ]
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
../../content/browser/renderer_host/render_widget_host_view_mac_unittest.mm:966:
Failure
Value of: view_delegate.get().unhandledWheelEventReceived
  Actual: ''
Expected: __objc_yes
Which is: '?' (1)
[3372:1287:0608/164121:1128775946716:FATAL:surface_manager.cc(43)] Check failed:
namespace_client_map_.size() == 0u (1 vs. 0)
"""

Original issue's description:
> Remove enable/disable wheel gestures setting.
> 
> Since wheel gesture based scrolling has shipped and the code has been
> removed from blink we can remove the runtime setting.
> 
> BUG=598798
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
> 
> Committed: https://crrev.com/3f5cea527647ebc8c505b1932d680854e162d82f
> Cr-Commit-Position: refs/heads/master@{#398716}

TBR=aelias@chromium.org,rbyers@chromium.org,creis@chromium.org,dtapuska@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=598798
==========

to

==========
Revert of Remove enable/disable wheel gestures setting. (patchset #3 id:40001 of
https://codereview.chromium.org/2047093002/ )

Reason for revert:
Caused
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
failure on build:

https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests%20(dbg)/bu...

See
https://findit-for-me.appspot.com/build-failure?url=https://build.chromium.or...

Test output:
"""
[ RUN      ]
RenderWidgetHostViewMacTest.IgnoreEmptyUnhandledWheelEventWithWheelGestures
../../content/browser/renderer_host/render_widget_host_view_mac_unittest.mm:966:
Failure
Value of: view_delegate.get().unhandledWheelEventReceived
  Actual: ''
Expected: __objc_yes
Which is: '?' (1)
[3372:1287:0608/164121:1128775946716:FATAL:surface_manager.cc(43)] Check failed:
namespace_client_map_.size() == 0u (1 vs. 0)
"""

Original issue's description:
> Remove enable/disable wheel gestures setting.
>
> Since wheel gesture based scrolling has shipped and the code has been
> removed from blink we can remove the runtime setting.
>
> BUG=598798
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
>
> Committed: https://crrev.com/3f5cea527647ebc8c505b1932d680854e162d82f
> Cr-Commit-Position: refs/heads/master@{#398716}

TBR=aelias@chromium.org,rbyers@chromium.org,creis@chromium.org,dtapuska@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=598798

Committed: https://crrev.com/463485dabfd8526d0d2a65ad9a42e0c28d5bffb8
Cr-Commit-Position: refs/heads/master@{#398746}
==========

[commit-bot: I haz the power, 2016-06-09 00:15:00]

Patchset 1 (id:??) landed as
https://crrev.com/463485dabfd8526d0d2a65ad9a42e0c28d5bffb8
Cr-Commit-Position: refs/heads/master@{#398746}