Fix MultibufferDataSource::GetSize

Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853
patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)

Committed: https://crrev.com/6e50a4b489e2c06e368ee239911e8191b1a507e9
Cr-Commit-Position: refs/heads/master@{#405242}

[hubbe, 2016-07-13 07:43:54]

Description was changed from

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)
==========

to

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)
==========

[hubbe, 2016-07-13 07:44:48]

hubbe@chromium.org changed reviewers:
+ dalecurtis@chromium.org

[DaleCurtis, 2016-07-13 16:46:53]

lgtm

[hubbe, 2016-07-13 17:32:37]

The CQ bit was checked by hubbe@chromium.org

[commit-bot: I haz the power, 2016-07-13 17:33:14]

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, 2016-07-13 19:55:21]

Description was changed from

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)
==========

to

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)
==========

[commit-bot: I haz the power, 2016-07-13 19:55:22]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-07-13 19:56:03]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-13 19:57:51]

Description was changed from

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)
==========

to

==========
Fix MultibufferDataSource::GetSize

When file loading is finished ResourceMultiBufferDataProvider count
DataBuffer queue size twice, so GetSize returned incorrect value.

BUG=625515, 627525, 624853

patch from issue 2110853006 at patchset 1 (http://crrev.com/2110853006#ps1)

Committed: https://crrev.com/6e50a4b489e2c06e368ee239911e8191b1a507e9
Cr-Commit-Position: refs/heads/master@{#405242}
==========

[commit-bot: I haz the power, 2016-07-13 19:57:51]

Patchset 2 (id:??) landed as
https://crrev.com/6e50a4b489e2c06e368ee239911e8191b1a507e9
Cr-Commit-Position: refs/heads/master@{#405242}