Fix potential tearing issue in VideoRendererGui.

Fix potential tearing issue in VideoRendererGui.
This make sure that the texture copy is syncronized.

To reproduce the problem I:
Reverted "Revert of "Android MediaCodecVideoDecoder: Manage lifetime of texture frames" https://codereview.webrtc.org/1378033003/"
commit 543b6ca30a43eeb069c699291460ce6bacc7959d.
Reverted "Enable SurfaceViewRenderer for AppRTCDemo"
commit 7076729c57c27aa813760d2038be02c36f4d7649.
and ran ApprtDemo in loopback and changed the orientation a couple of times.

TBR=glaznev@webrtc.org

Committed: https://crrev.com/cbfabbf818717bfaea1740779cf199b740a69e5f
Cr-Commit-Position: refs/heads/master@{#10598}

[perkj_webrtc, 2015-11-11 10:01:06]

perkj@webrtc.org changed reviewers:
+ magjed@webrtc.org

[perkj_webrtc, 2015-11-11 10:01:07]

Please

[perkj_webrtc, 2015-11-11 10:09:05]

Description was changed from

==========
Fix potential tearing issue in VideoRendererGui.
This make sure that the texture copy is syncronized.
==========

to

==========
Fix potential tearing issue in VideoRendererGui.
This make sure that the texture copy is syncronized.

To reproduce the problem I:
Reverted "Revert of "Android MediaCodecVideoDecoder: Manage lifetime of texture
frames" https://codereview.webrtc.org/1378033003/"
commit 543b6ca30a43eeb069c699291460ce6bacc7959d.
Reverted "Enable SurfaceViewRenderer for AppRTCDemo"
commit 7076729c57c27aa813760d2038be02c36f4d7649.
and ran ApprtDemo in loopback and changed the orientation a couple of times.
==========

[magjed_webrtc, 2015-11-11 10:12:32]

lgtm

[perkj_webrtc, 2015-11-11 10:36:18]

Description was changed from

==========
Fix potential tearing issue in VideoRendererGui.
This make sure that the texture copy is syncronized.

To reproduce the problem I:
Reverted "Revert of "Android MediaCodecVideoDecoder: Manage lifetime of texture
frames" https://codereview.webrtc.org/1378033003/"
commit 543b6ca30a43eeb069c699291460ce6bacc7959d.
Reverted "Enable SurfaceViewRenderer for AppRTCDemo"
commit 7076729c57c27aa813760d2038be02c36f4d7649.
and ran ApprtDemo in loopback and changed the orientation a couple of times.
==========

to

==========
Fix potential tearing issue in VideoRendererGui.
This make sure that the texture copy is syncronized.

To reproduce the problem I:
Reverted "Revert of "Android MediaCodecVideoDecoder: Manage lifetime of texture
frames" https://codereview.webrtc.org/1378033003/"
commit 543b6ca30a43eeb069c699291460ce6bacc7959d.
Reverted "Enable SurfaceViewRenderer for AppRTCDemo"
commit 7076729c57c27aa813760d2038be02c36f4d7649.
and ran ApprtDemo in loopback and changed the orientation a couple of times.

TBR=glaznev@webrtc.org
==========

[perkj_webrtc, 2015-11-11 10:36:31]

The CQ bit was checked by perkj@webrtc.org

[commit-bot: I haz the power, 2015-11-11 10:36:43]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1437823002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1437823002/1

[commit-bot: I haz the power, 2015-11-11 11:38:42]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-11 11:38:49]

Patchset 1 (id:??) landed as
https://crrev.com/cbfabbf818717bfaea1740779cf199b740a69e5f
Cr-Commit-Position: refs/heads/master@{#10598}