Add TransferBufferInterface::shared_memory_handle()

Add TransferBufferInterface::shared_memory_handle()

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc: https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3w0/edit#heading=h.lofdeze1a2hr

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2910093004
Cr-Commit-Position: refs/heads/master@{#476175}
Committed: https://chromium.googlesource.com/chromium/src/+/9fb909c390cc47adc70f9592565474acc5f875d9

[hajimehoshi, 2017-05-30 07:48:00]

Description was changed from

==========
[Not ready for review] Add TransferBufferInterface::shared_memory_handle()

(This change includes https://codereview.chromium.org/2909003002/)

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
==========

to

==========
[Not ready for review] Add TransferBufferInterface::shared_memory_handle()

(This change includes https://codereview.chromium.org/2909003002/)

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
==========

[hajimehoshi, 2017-05-30 07:48:04]

The CQ bit was checked by hajimehoshi@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-05-30 07:48:17]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-05-30 09:20:27]

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

[commit-bot: I haz the power, 2017-05-30 09:20:30]

Dry run: This issue passed the CQ dry run.

[hajimehoshi, 2017-05-31 10:10:36]

Description was changed from

==========
[Not ready for review] Add TransferBufferInterface::shared_memory_handle()

(This change includes https://codereview.chromium.org/2909003002/)

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
==========

to

==========
Add TransferBufferInterface::shared_memory_handle()

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
==========

[hajimehoshi, 2017-05-31 10:11:17]

hajimehoshi@chromium.org changed reviewers:
+ jbauman@chromium.org

[hajimehoshi, 2017-05-31 10:11:18]

PTAL

[jbauman, 2017-05-31 21:14:54]

lgtm

[hajimehoshi, 2017-06-01 01:15:53]

The CQ bit was checked by hajimehoshi@chromium.org

[commit-bot: I haz the power, 2017-06-01 01:16:57]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-06-01 03:42:14]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1496279753874900,
"parent_rev": "eb3d357883dd94b2875bfeeb2e1a5b4ad7ce7b6e", "commit_rev":
"9fb909c390cc47adc70f9592565474acc5f875d9"}

[commit-bot: I haz the power, 2017-06-01 03:42:23]

Description was changed from

==========
Add TransferBufferInterface::shared_memory_handle()

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
==========

to

==========
Add TransferBufferInterface::shared_memory_handle()

This CL adds a base::SharedMemoryHandle getter to
gpu::TransferBufferInterface. The getter will be used by
TransferBufferInterface users when OnMemoryDump is called to create
base::SharedMemory dumps.

This is part of work for exposing SharedMemory usages on tracing
memory-infra dumps.

Design doc:
https://docs.google.com/document/d/16Mi5_puxKgQ-9IX7ANfbji0WiqBCK3yrnJ0Qi2wa3...

BUG=604726
TEST=gpu_unittests --gtest_filter=TransferBufferTest.*
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2910093004
Cr-Commit-Position: refs/heads/master@{#476175}
Committed:
https://chromium.googlesource.com/chromium/src/+/9fb909c390cc47adc70f95925654...
==========

[commit-bot: I haz the power, 2017-06-01 03:42:24]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/9fb909c390cc47adc70f95925654...