Revert of content: build fix about ContentDecryptorDelegate

Revert of content: build fix about ContentDecryptorDelegate (patchset #1 id:1 of https://codereview.chromium.org/1575833002/ )

Reason for revert:
This issue is known in crbug.com/506663 and we want to fix c++ spec and clang rather than making chromium code silly.
Nico asked to revert it.

Original issue's description:
> content: build fix about ContentDecryptorDelegate
>
> clang complains it doesn't initialize const member, so this CL calls the
> default constructor explicitly.
>
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1070:32: error: default initialization of an object of const type 'const Decryptor::AudioFrames' (aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided default constructor
>   const Decryptor::AudioFrames empty_frames;
>                                ^
>                                            {}
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1282:41: error: default initialization of an object of const type 'const media::Decryptor::AudioFrames' (aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided default constructor
>     const media::Decryptor::AudioFrames empty_frames;
>                                         ^
>                                                     {}
> 2 errors generated.
>
> Committed: https://crrev.com/c8c01a1673e799bfdc37b266acf68118cd759b08
> Cr-Commit-Position: refs/heads/master@{#368626}

TBR=bbudge@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.

Committed: https://crrev.com/ca370c73e46f173113531592324a4bd9210b4763
Cr-Commit-Position: refs/heads/master@{#369132}

[dshwang, 2016-01-13 09:35:57]

Created Revert of content: build fix about ContentDecryptorDelegate

[commit-bot: I haz the power, 2016-01-13 09:36:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1577323005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1577323005/1

[commit-bot: I haz the power, 2016-01-13 10:03:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1577323005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1577323005/1

[commit-bot: I haz the power, 2016-01-13 10:33:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1577323005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1577323005/1

[commit-bot: I haz the power, 2016-01-13 10:55:10]

Description was changed from

==========
Revert of content: build fix about ContentDecryptorDelegate (patchset #1 id:1 of
https://codereview.chromium.org/1575833002/ )

Reason for revert:
This issue is known in crbug.com/506663 and we want to fix c++ spec and clang
rather than making chromium code silly.
Nico asked to revert it.

Original issue's description:
> content: build fix about ContentDecryptorDelegate
> 
> clang complains it doesn't initialize const member, so this CL calls the
> default constructor explicitly.
> 
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1070:32: error:
default initialization of an object of const type 'const Decryptor::AudioFrames'
(aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided
default constructor
>   const Decryptor::AudioFrames empty_frames;
>                                ^
>                                            {}
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1282:41: error:
default initialization of an object of const type 'const
media::Decryptor::AudioFrames' (aka 'const
list<scoped_refptr<media::AudioBuffer> >') without a user-provided default
constructor
>     const media::Decryptor::AudioFrames empty_frames;
>                                         ^
>                                                     {}
> 2 errors generated.
> 
> Committed: https://crrev.com/c8c01a1673e799bfdc37b266acf68118cd759b08
> Cr-Commit-Position: refs/heads/master@{#368626}

TBR=bbudge@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
==========

to

==========
Revert of content: build fix about ContentDecryptorDelegate (patchset #1 id:1 of
https://codereview.chromium.org/1575833002/ )

Reason for revert:
This issue is known in crbug.com/506663 and we want to fix c++ spec and clang
rather than making chromium code silly.
Nico asked to revert it.

Original issue's description:
> content: build fix about ContentDecryptorDelegate
> 
> clang complains it doesn't initialize const member, so this CL calls the
> default constructor explicitly.
> 
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1070:32: error:
default initialization of an object of const type 'const Decryptor::AudioFrames'
(aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided
default constructor
>   const Decryptor::AudioFrames empty_frames;
>                                ^
>                                            {}
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1282:41: error:
default initialization of an object of const type 'const
media::Decryptor::AudioFrames' (aka 'const
list<scoped_refptr<media::AudioBuffer> >') without a user-provided default
constructor
>     const media::Decryptor::AudioFrames empty_frames;
>                                         ^
>                                                     {}
> 2 errors generated.
> 
> Committed: https://crrev.com/c8c01a1673e799bfdc37b266acf68118cd759b08
> Cr-Commit-Position: refs/heads/master@{#368626}

TBR=bbudge@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
==========

[commit-bot: I haz the power, 2016-01-13 10:55:10]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-13 10:56:12]

Description was changed from

==========
Revert of content: build fix about ContentDecryptorDelegate (patchset #1 id:1 of
https://codereview.chromium.org/1575833002/ )

Reason for revert:
This issue is known in crbug.com/506663 and we want to fix c++ spec and clang
rather than making chromium code silly.
Nico asked to revert it.

Original issue's description:
> content: build fix about ContentDecryptorDelegate
> 
> clang complains it doesn't initialize const member, so this CL calls the
> default constructor explicitly.
> 
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1070:32: error:
default initialization of an object of const type 'const Decryptor::AudioFrames'
(aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided
default constructor
>   const Decryptor::AudioFrames empty_frames;
>                                ^
>                                            {}
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1282:41: error:
default initialization of an object of const type 'const
media::Decryptor::AudioFrames' (aka 'const
list<scoped_refptr<media::AudioBuffer> >') without a user-provided default
constructor
>     const media::Decryptor::AudioFrames empty_frames;
>                                         ^
>                                                     {}
> 2 errors generated.
> 
> Committed: https://crrev.com/c8c01a1673e799bfdc37b266acf68118cd759b08
> Cr-Commit-Position: refs/heads/master@{#368626}

TBR=bbudge@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
==========

to

==========
Revert of content: build fix about ContentDecryptorDelegate (patchset #1 id:1 of
https://codereview.chromium.org/1575833002/ )

Reason for revert:
This issue is known in crbug.com/506663 and we want to fix c++ spec and clang
rather than making chromium code silly.
Nico asked to revert it.

Original issue's description:
> content: build fix about ContentDecryptorDelegate
>
> clang complains it doesn't initialize const member, so this CL calls the
> default constructor explicitly.
>
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1070:32: error:
default initialization of an object of const type 'const Decryptor::AudioFrames'
(aka 'const list<scoped_refptr<media::AudioBuffer> >') without a user-provided
default constructor
>   const Decryptor::AudioFrames empty_frames;
>                                ^
>                                            {}
> ../../content/renderer/pepper/content_decryptor_delegate.cc:1282:41: error:
default initialization of an object of const type 'const
media::Decryptor::AudioFrames' (aka 'const
list<scoped_refptr<media::AudioBuffer> >') without a user-provided default
constructor
>     const media::Decryptor::AudioFrames empty_frames;
>                                         ^
>                                                     {}
> 2 errors generated.
>
> Committed: https://crrev.com/c8c01a1673e799bfdc37b266acf68118cd759b08
> Cr-Commit-Position: refs/heads/master@{#368626}

TBR=bbudge@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.

Committed: https://crrev.com/ca370c73e46f173113531592324a4bd9210b4763
Cr-Commit-Position: refs/heads/master@{#369132}
==========

[commit-bot: I haz the power, 2016-01-13 10:56:13]

Patchset 1 (id:??) landed as
https://crrev.com/ca370c73e46f173113531592324a4bd9210b4763
Cr-Commit-Position: refs/heads/master@{#369132}