Remove CFX_Matrix::Copy() in favor of assignment

Remove CFX_Matrix::Copy() in favor of assignment

The default assignment operator will suffice and allows
us to write matrix1 = matrix2;

Committed: https://pdfium.googlesource.com/pdfium/+/6296f2d501e2749d98e890ed722f923ee584c9ca

[Tom Sepez, 2016-09-02 23:31:29]

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

[commit-bot: I haz the power, 2016-09-02 23:31:34]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[Tom Sepez, 2016-09-02 23:34:45]

Description was changed from

==========
Remove CFX_Matrix::Copy() in favor of assignment

The default assignment operator will suffice and allows
us to write matrix1 = matrix2;
==========

to

==========
Remove CFX_Matrix::Copy() in favor of assignment

The default assignment operator will suffice and allows
us to write matrix1 = matrix2;
==========

[Tom Sepez, 2016-09-02 23:34:45]

tsepez@chromium.org changed reviewers:
+ thestig@chromium.org

[Tom Sepez, 2016-09-02 23:35:03]

Lei, more stuff that's driving me crazy.  Thanks.

[commit-bot: I haz the power, 2016-09-02 23:44:04]

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

[commit-bot: I haz the power, 2016-09-02 23:44:05]

Dry run: This issue passed the CQ dry run.

[Lei Zhang, 2016-09-02 23:48:43]

lgtm

[Tom Sepez, 2016-09-02 23:55:56]

The CQ bit was checked by tsepez@chromium.org

[commit-bot: I haz the power, 2016-09-02 23:56:04]

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, 2016-09-02 23:56:22]

Description was changed from

==========
Remove CFX_Matrix::Copy() in favor of assignment

The default assignment operator will suffice and allows
us to write matrix1 = matrix2;
==========

to

==========
Remove CFX_Matrix::Copy() in favor of assignment

The default assignment operator will suffice and allows
us to write matrix1 = matrix2;

Committed:
https://pdfium.googlesource.com/pdfium/+/6296f2d501e2749d98e890ed722f923ee584...
==========

[commit-bot: I haz the power, 2016-09-02 23:56:23]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/6296f2d501e2749d98e890ed722f923ee584...