Recognize odex files in memory accounting.

Give odex files the same heap category as dex files.

Change-Id: I82539e20ac20a2b80c63c0cfceb266d9c59e22b7
Fix starting window memory leak

If starting window is added to arrays like mViews in
WindowManagerImpl.java, but not accepted by WindowManagerService,
we leak starting windows. To avoid leaking, remove the view
from WindowManager.

Change-Id: I4d98b883e9dfaf5e71bdece385643ba1b59b2633