Remove setting unused enum values in ImeAdapterAndroid

NOTRY=true

Review URL: https://codereview.chromium.org/25606004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227204 0039d316-1c4b-4281-b951-d872f2087c98
More debugging code for RootWindow holding onto deleted aura::Window

My latest theory is CaptureController::SetCapture() is being invoked
recursively, leading to out of order notification. I want to verify
that is in fact happening.

BUG=275760
TEST=none
R=oshima@chromium.org

Review URL: https://codereview.chromium.org/25792003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227205 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 227205