Reland of land: mus: Add views_mus_interactive_ui_tests target

Reland of land: mus: Add views_mus_interactive_ui_tests target (patchset #1 id:1 of https://codereview.chromium.org/1984403002/ )

Reason for revert:
Relanding (this doesn't appear to have caused the compile failure on Win)

Original issue's description:
> Revert of Reland: mus: Add views_mus_interactive_ui_tests target (patchset #2 id:20001 of https://codereview.chromium.org/1982963002/ )
>
> Reason for revert:
> Speculative revert for compile failure on Win: https://uberchromegw.corp.google.com/i/chromium/builders/Win/builds/43482
>
> Original issue's description:
> > Reland: mus: Add views_mus_interactive_ui_tests target
> >
> > Previous attempt had a size_t to int warning on Windows, which was suppressed in chrome's interactive_ui_tests but not this new target. See https://codereview.chromium.org/1972363002/
> >
> > * Run widget_interactive_uitests.cc in the new target.
> > * Added a shared "test_support" target in ui/views/mus.
> > * Pull ViewsMusTestSuite into its own file so I can share it.
> > * Also make ViewsTestBase::IsMus static so I can call it before the
> >   PlatformTestHelper is initialized.
> > * Disable a bunch of tests that fail on mus (I filed bugs for them).
> > * Fix an unnecessary size_t to int conversion
> >
> > BUG=602036
> > TEST=views_mus_interactive_ui_tests on mus, interactive_ui_tests elsewhere
> > TBR=sky@chromium.org, dpranke@chromium.org, sadrul@chromium.org
> >
> > Committed: https://crrev.com/ba13ca8e09763be3d4a93ef3d2d495aa806ddd77
> > Cr-Commit-Position: refs/heads/master@{#394153}
>
> TBR=jamescook@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=602036
>
> Committed: https://crrev.com/78edbe6407945f0e2c8d1c7dfc873e398150ad45
> Cr-Commit-Position: refs/heads/master@{#394158}

TBR=jamescook@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=602036
Committed: https://crrev.com/88bc480b9b54298e520c44c3a7a4ea1ea7b0de7d
Cr-Commit-Position: refs/heads/master@{#394161}

[qyearsley, 2016-05-17 18:00:04]

Created Reland of land: mus: Add views_mus_interactive_ui_tests target

[commit-bot: I haz the power, 2016-05-17 18:00:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1990453003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1990453003/1

[commit-bot: I haz the power, 2016-05-17 18:01:56]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1990453003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1990453003/1

[commit-bot: I haz the power, 2016-05-17 18:02:53]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-17 18:06:09]

Description was changed from

==========
Reland of land: mus: Add views_mus_interactive_ui_tests target (patchset #1 id:1
of https://codereview.chromium.org/1984403002/ )

Reason for revert:
Relanding (this doesn't appear to have caused the compile failure on Win)

Original issue's description:
> Revert of Reland: mus: Add views_mus_interactive_ui_tests target (patchset #2
id:20001 of https://codereview.chromium.org/1982963002/ )
> 
> Reason for revert:
> Speculative revert for compile failure on Win:
https://uberchromegw.corp.google.com/i/chromium/builders/Win/builds/43482
> 
> Original issue's description:
> > Reland: mus: Add views_mus_interactive_ui_tests target
> >
> > Previous attempt had a size_t to int warning on Windows, which was
suppressed in chrome's interactive_ui_tests but not this new target. See
https://codereview.chromium.org/1972363002/
> >
> > * Run widget_interactive_uitests.cc in the new target.
> > * Added a shared "test_support" target in ui/views/mus.
> > * Pull ViewsMusTestSuite into its own file so I can share it.
> > * Also make ViewsTestBase::IsMus static so I can call it before the
> >   PlatformTestHelper is initialized.
> > * Disable a bunch of tests that fail on mus (I filed bugs for them).
> > * Fix an unnecessary size_t to int conversion
> >
> > BUG=602036
> > TEST=views_mus_interactive_ui_tests on mus, interactive_ui_tests elsewhere
> > TBR=sky@chromium.org, dpranke@chromium.org, sadrul@chromium.org
> >
> > Committed: https://crrev.com/ba13ca8e09763be3d4a93ef3d2d495aa806ddd77
> > Cr-Commit-Position: refs/heads/master@{#394153}
> 
> TBR=jamescook@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=602036
> 
> Committed: https://crrev.com/78edbe6407945f0e2c8d1c7dfc873e398150ad45
> Cr-Commit-Position: refs/heads/master@{#394158}

TBR=jamescook@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=602036
==========

to

==========
Reland of land: mus: Add views_mus_interactive_ui_tests target (patchset #1 id:1
of https://codereview.chromium.org/1984403002/ )

Reason for revert:
Relanding (this doesn't appear to have caused the compile failure on Win)

Original issue's description:
> Revert of Reland: mus: Add views_mus_interactive_ui_tests target (patchset #2
id:20001 of https://codereview.chromium.org/1982963002/ )
>
> Reason for revert:
> Speculative revert for compile failure on Win:
https://uberchromegw.corp.google.com/i/chromium/builders/Win/builds/43482
>
> Original issue's description:
> > Reland: mus: Add views_mus_interactive_ui_tests target
> >
> > Previous attempt had a size_t to int warning on Windows, which was
suppressed in chrome's interactive_ui_tests but not this new target. See
https://codereview.chromium.org/1972363002/
> >
> > * Run widget_interactive_uitests.cc in the new target.
> > * Added a shared "test_support" target in ui/views/mus.
> > * Pull ViewsMusTestSuite into its own file so I can share it.
> > * Also make ViewsTestBase::IsMus static so I can call it before the
> >   PlatformTestHelper is initialized.
> > * Disable a bunch of tests that fail on mus (I filed bugs for them).
> > * Fix an unnecessary size_t to int conversion
> >
> > BUG=602036
> > TEST=views_mus_interactive_ui_tests on mus, interactive_ui_tests elsewhere
> > TBR=sky@chromium.org, dpranke@chromium.org, sadrul@chromium.org
> >
> > Committed: https://crrev.com/ba13ca8e09763be3d4a93ef3d2d495aa806ddd77
> > Cr-Commit-Position: refs/heads/master@{#394153}
>
> TBR=jamescook@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=602036
>
> Committed: https://crrev.com/78edbe6407945f0e2c8d1c7dfc873e398150ad45
> Cr-Commit-Position: refs/heads/master@{#394158}

TBR=jamescook@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=602036

Committed: https://crrev.com/88bc480b9b54298e520c44c3a7a4ea1ea7b0de7d
Cr-Commit-Position: refs/heads/master@{#394161}
==========

[commit-bot: I haz the power, 2016-05-17 18:06:10]

Patchset 1 (id:??) landed as
https://crrev.com/88bc480b9b54298e520c44c3a7a4ea1ea7b0de7d
Cr-Commit-Position: refs/heads/master@{#394161}