Widget::SetInitialFocus() can take a WindowShowState argument.

This should help decide whether RequestFocus() should be called or the
focused view should be saved.

BUG=327625,326986,325142

Review URL: https://codereview.chromium.org/140593002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246470 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246470
IPC fuzzer: move mutate.cc and generate.cc into ipc_fuzzer namespace

BUG=260848
TBR=kalman@chromium.org

Review URL: https://codereview.chromium.org/143893018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246472 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246472