gralloc: Avoid multiple signals from videoOverlayStarted

Signal hdmi_ui_loop from fb_videoOverlayStarted only if there is a
state change

CRs-fixed: 279095
Change-Id: I43bc87b4d78fae139bcfc0318ad8b271a6a325c7
This commit is contained in:
Arun Kumar K.R 2011-03-16 13:23:20 -07:00
parent fb772f887b
commit 3400eb4a89

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