Update imagedecoder for header updates

Bug: 135133301
Test: Ibf7c0e563feeb08ce6dbabb5e86ddb385c9dff54

Remove isAnimated and update parameters/returns to match
I93df851dd9fee2eb8d097e2158fb95003a0474db.

Change-Id: Ida2af1682b5f9b91e37079005391b1594239d345
2 files changed