Rename and move Ash window frame files
* AppNonClientFrameViewAura is Ash-specific, rename to AppNonClientFrameViewAsh
* Move BrowserNonClientFrameViewAsh into chrome/browser/ui/views/frame/ with
all the other views platform-specific frames
* Add build rule to exclude _ash_browsertests for non-Ash builds
BUG=
156361
TEST=compiles, browser_tests *NonClientFrameView* pass
Committed:
http://src.chromium.org/viewvc/chrome?view=rev&revision=163466