Reland of Client side display item cache flag

Reland of Client side display item cache flag (patchset #1 id:1 of https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of https://codereview.chromium.org/1508223005/ )
>
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
>
> Revert this to unblock m-52 branch and beta release.
>
> Will reland on m-53 and add some code in release builds to find the
> reason.
>
> BUG=609218
>
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
>
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
>
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
Committed: https://crrev.com/3a9770f9d63c013d9d9727191102719a26228f6e
Cr-Commit-Position: refs/heads/master@{#395549}

[Xianzhu, 2016-05-16 22:43:56]

Created Reland of Client side display item cache flag

[Xianzhu, 2016-05-16 22:53:47]

Description was changed from

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reason for revert:
Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=609218
==========

to

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reason for revert:
Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

[chrishtr, 2016-05-17 21:31:07]

lgtm

[Xianzhu, 2016-05-23 19:25:44]

The CQ bit was checked by wangxianzhu@chromium.org

[Xianzhu, 2016-05-23 19:25:45]

The patchset sent to the CQ was uploaded after l-g-t-m from
chrishtr@chromium.org
Link to the patchset: https://codereview.chromium.org/1978313003/#ps280001
(title: "git checkout Live")

[commit-bot: I haz the power, 2016-05-23 19:26:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1978313003/280001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1978313003/280001

[commit-bot: I haz the power, 2016-05-23 19:28:54]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-23 19:28:55]

Try jobs failed on following builders:
  ios-simulator on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-simulator/bui...)
  ios-simulator-gn on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-simulator-gn/...)
  mac_chromium_compile_dbg_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_comp...)
  mac_chromium_gn_rel on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_gn_r...)

[Xianzhu, 2016-05-23 19:46:14]

The CQ bit was checked by wangxianzhu@chromium.org

[Xianzhu, 2016-05-23 19:46:14]

The patchset sent to the CQ was uploaded after l-g-t-m from
chrishtr@chromium.org
Link to the patchset: https://codereview.chromium.org/1978313003/#ps300001
(title: "Rebase")

[commit-bot: I haz the power, 2016-05-23 19:46:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1978313003/300001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1978313003/300001

[commit-bot: I haz the power, 2016-05-23 20:04:11]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-23 20:04:12]

Try jobs failed on following builders:
  chromeos_amd64-generic_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_amd64-...)

[Xianzhu, 2016-05-23 22:12:28]

The CQ bit was checked by wangxianzhu@chromium.org

[Xianzhu, 2016-05-23 22:12:28]

The patchset sent to the CQ was uploaded after l-g-t-m from
chrishtr@chromium.org
Link to the patchset: https://codereview.chromium.org/1978313003/#ps320001
(title: " ")

[commit-bot: I haz the power, 2016-05-23 22:13:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1978313003/320001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1978313003/320001

[commit-bot: I haz the power, 2016-05-23 22:32:22]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-23 22:32:23]

Try jobs failed on following builders:
  chromeos_amd64-generic_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_amd64-...)
  chromeos_daisy_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_daisy_...)
  chromeos_x86-generic_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_x86-ge...)

[Xianzhu, 2016-05-24 00:21:16]

The CQ bit was checked by wangxianzhu@chromium.org

[Xianzhu, 2016-05-24 00:21:16]

The patchset sent to the CQ was uploaded after l-g-t-m from
chrishtr@chromium.org
Link to the patchset: https://codereview.chromium.org/1978313003/#ps360001
(title: " ")

[commit-bot: I haz the power, 2016-05-24 00:21:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1978313003/360001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1978313003/360001

[commit-bot: I haz the power, 2016-05-24 00:41:11]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-05-24 00:41:12]

Try jobs failed on following builders:
  chromeos_amd64-generic_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_amd64-...)

[Xianzhu, 2016-05-24 03:49:31]

The CQ bit was checked by wangxianzhu@chromium.org

[Xianzhu, 2016-05-24 03:49:31]

The patchset sent to the CQ was uploaded after l-g-t-m from
chrishtr@chromium.org
Link to the patchset: https://codereview.chromium.org/1978313003/#ps400001
(title: " ")

[commit-bot: I haz the power, 2016-05-24 03:49:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1978313003/400001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1978313003/400001

[Xianzhu, 2016-05-24 04:11:49]

Description was changed from

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reason for revert:
Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

to

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

[commit-bot: I haz the power, 2016-05-24 09:02:26]

Description was changed from

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

to

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

[commit-bot: I haz the power, 2016-05-24 09:02:27]

Committed patchset #8 (id:400001)

[commit-bot: I haz the power, 2016-05-24 09:04:06]

Description was changed from

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
> 
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
> 
> Revert this to unblock m-52 branch and beta release.
> 
> Will reland on m-53 and add some code in release builds to find the
> reason.
> 
> BUG=609218
> 
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
> 
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
> 
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218
==========

to

==========
Reland of Client side display item cache flag (patchset #1 id:1 of
https://codereview.chromium.org/1979133003/ )

Reland the CL on m53 to diagnose the crashes.

Original issue's description:
> Revert of Client side display item cache flag (patchset #20 id:380001 of
https://codereview.chromium.org/1508223005/ )
>
> Reason for revert:
> This caused crbug.com/609218. It seems that there is some short-lived
> DisplayItemClient but needs more investigations to find which
> DisplayItemClient it is.
>
> Revert this to unblock m-52 branch and beta release.
>
> Will reland on m-53 and add some code in release builds to find the
> reason.
>
> BUG=609218
>
> Original issue's description:
> > Client side display item cache flag
> >
> > This is to reduce cost of hash lookups in PaintController.
> > See platform/graphics/paint/README.md and DisplayItemClient.h
> > for how it works.
> >
> > BUG=550044
> >
> > Committed: https://crrev.com/93b971703db1f49a431ddeec2ebc884a232ee6de
> > Cr-Commit-Position: refs/heads/master@{#390763}
>
> TBR=chrishtr@chromium.org,pdr@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=550044
>
> Committed: https://crrev.com/1a26c7816d8feb358aaa87536e803b17facb16ae
> Cr-Commit-Position: refs/heads/master@{#393930}

TBR=chrishtr@chromium.org,pdr@chromium.org
BUG=609218

Committed: https://crrev.com/3a9770f9d63c013d9d9727191102719a26228f6e
Cr-Commit-Position: refs/heads/master@{#395549}
==========

[commit-bot: I haz the power, 2016-05-24 09:04:08]

Patchset 8 (id:??) landed as
https://crrev.com/3a9770f9d63c013d9d9727191102719a26228f6e
Cr-Commit-Position: refs/heads/master@{#395549}