Revert of Second attempt to land change to remove NativeViewportService and

Revert of Second attempt to land change to remove NativeViewportService and (patchset #9 id:160001 of https://codereview.chromium.org/568883003/)

Reason for revert:
ViewManagerTest failure.

http://test-results.appspot.com/dashboards/flakiness_dashboard.html#master=chromium.win&testType=mojo_view_manager_unittests&tests=ViewManagerTest.AddAncestorFails,ViewManagerTest.AddViewWithNoChange,ViewManagerTest.CantAccessChildrenOfEmbeddedView,ViewManagerTest.CantGetViewTreeOfOtherRoots,ViewManagerTest.CantModifyChildrenOfEmbeddedView,ViewManagerTest.CantRemoveViewsInOtherRoots,ViewManagerTest.CreateView,ViewManagerTest.DeleteView,ViewManagerTest.DeleteViewFromAnotherConnectionDisallowed,ViewManagerTest.EmbedWithSameViewId,ViewManagerTest.EmbedWithSameViewId2,ViewManagerTest.MultipleEmbedRootsBeforeWTHReady,ViewManagerTest.OnViewInput,ViewManagerTest.ReorderView,ViewManagerTest.ReuseDeletedViewId,ViewManagerTest.SetViewVisibility,ViewManagerTest.SetViewVisibilityNotifications,ViewManagerTest.ViewHierarchyChangedAddingKnownToUnknown,ViewManagerTest.ViewHierarchyChangedViews,ViewManagerTest.ViewsRemovedWhenEmbedding

Original issue's description:
> Second attempt to land change to remove NativeViewportService and
> ViewManager from mojo_shell. First attempt here:
> https://codereview.chromium.org/477923004/
>
> Failed the linux gn dbg build after cq landed:
> http://build.chromium.org/p/chromium.linux/builders/Linux%20GN%20%28dbg%29/builds/12251
>
> BUG=
> TBR=ben@chromium.org
>
> Committed: https://crrev.com/d3e622b0bb31f20c274bc9ad634b8ee7bae99ac1
> Cr-Commit-Position: refs/heads/master@{#295230}

TBR=jamesr@chromium.org,davemoore@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/db2b72884a57f1598624f02cde34264a4b7e8829
Cr-Commit-Position: refs/heads/master@{#295245}

[horo, 2014-09-17 08:20:50]

Created Revert of Second attempt to land change to remove NativeViewportService
and

[commit-bot: I haz the power, 2014-09-17 08:21:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/578793002/1

[commit-bot: I haz the power, 2014-09-17 08:22:31]

Committed patchset #1 (id:1) as c061a914e29abd08463d72cb0b3f4e22ed748ab9

[commit-bot: I haz the power, 2014-09-17 08:23:07]

Patchset 1 (id:??) landed as
https://crrev.com/db2b72884a57f1598624f02cde34264a4b7e8829
Cr-Commit-Position: refs/heads/master@{#295245}