Let DecorView call addCrossWindowBlurEnabledListener() with HandlerExecutor if DecorView is rendered on separate UI thread

Follow up of ag/13603505

Note that the thread on which the DecorView is added to the WindowManager determines the actual UI thread for this window and DecorView.

Fix: 362982490
Flag: NONE - not gated
Test: presubmit
Change-Id: I2ba27e9e081deb0a4e63967ec9cebe160e9666e9
1 file changed