Fix HW video codec stack traces reporting.

Fix HW video codec stack traces reporting.

Print stack traces for active instance only.
Also add Nexus 4 to H.264 encoder blacklist.

R=wzh@webrtc.org

Committed: https://crrev.com/c6aec4b8edba5c003966a53f20b5e26cb8c7b8ce
Cr-Commit-Position: refs/heads/master@{#10329}

[AlexG, 2015-10-19 22:55:57]

glaznev@webrtc.org changed reviewers:
+ wzh@webrtc.org

[AlexG, 2015-10-19 22:55:57]

PTAL

[AlexG, 2015-10-19 22:59:12]

The CQ bit was checked by glaznev@webrtc.org to run a CQ dry run

[commit-bot: I haz the power, 2015-10-19 22:59:23]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1412833004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1412833004/1

[wzh, 2015-10-19 23:01:48]

https://codereview.webrtc.org/1412833004/diff/1/talk/app/webrtc/java/src/org/...
File talk/app/webrtc/java/src/org/webrtc/MediaCodecVideoDecoder.java (right):

https://codereview.webrtc.org/1412833004/diff/1/talk/app/webrtc/java/src/org/...
talk/app/webrtc/java/src/org/webrtc/MediaCodecVideoDecoder.java:198: private
boolean initDecode(VideoCodecType type, int width, int height, EGLContext
sharedContext) {
where does this method get called? why initializing instance in this method?
maybe worth a comment.

[AlexG, 2015-10-19 23:15:16]

https://codereview.webrtc.org/1412833004/diff/1/talk/app/webrtc/java/src/org/...
File talk/app/webrtc/java/src/org/webrtc/MediaCodecVideoDecoder.java (right):

https://codereview.webrtc.org/1412833004/diff/1/talk/app/webrtc/java/src/org/...
talk/app/webrtc/java/src/org/webrtc/MediaCodecVideoDecoder.java:198: private
boolean initDecode(VideoCodecType type, int width, int height, EGLContext
sharedContext) {
On 2015/10/19 23:01:48, wzh wrote:
> where does this method get called? why initializing instance in this method?
> maybe worth a comment.

Done.

[wzh, 2015-10-19 23:17:21]

lgtm

[AlexG, 2015-10-19 23:39:38]

Committed patchset #2 (id:20001) manually as
c6aec4b8edba5c003966a53f20b5e26cb8c7b8ce (presubmit successful).

[commit-bot: I haz the power, 2015-10-19 23:39:42]

Patchset 2 (id:??) landed as
https://crrev.com/c6aec4b8edba5c003966a53f20b5e26cb8c7b8ce
Cr-Commit-Position: refs/heads/master@{#10329}