Revert of Setting is_component_build to false by default

Revert of Setting is_component_build to false by default (patchset #5 id:80001 of https://codereview.webrtc.org/2728643003/ )

Reason for revert:
Breaks chrome rolls

Original issue's description:
> Setting is_component_build to false by default
> 
> Webrtc does not support component builds so we want to override
> the chromium default value (which can be true on debug builds if the
> os is different from iOS).
> 
> Please note that the user can set this value to true in two ways:
> 
>  - using --args (e.g.: gn gen out/default --args='is_component_build=true'
>  - changing the value in the args.gn file
> 
> But in both cases the value will be ignored because we don't use the
> 'component' template but we rely directly on 'rtc_static_library' and
> 'rtc_shared_library'.
> 
> BUG=webrtc:6975
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2728643003
> Cr-Commit-Position: refs/heads/master@{#17020}
> Committed: https://chromium.googlesource.com/external/webrtc/+/2cb3944ba7e4467601ebd94888e1811a6d77be49

TBR=kjellander@webrtc.org,mbonadei@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:6975
Review-Url: https://codereview.webrtc.org/2731703004
Cr-Commit-Position: refs/heads/master@{#17025}
Committed: https://chromium.googlesource.com/external/webrtc/+/2d9e7685a59c05e62c23d7125064c8e5c1f88edb

[tommi, 2017-03-04 00:14:47]

The CQ bit was checked by tommi@webrtc.org

[tommi, 2017-03-04 00:14:48]

Created Revert of Setting is_component_build to false by default

[commit-bot: I haz the power, 2017-03-04 00:14:56]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-03-04 00:15:02]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488586487796340, "parent_rev":
"ccf57a71eb2a550744367a4cbec285d85494c3c2", "commit_rev":
"2d9e7685a59c05e62c23d7125064c8e5c1f88edb"}

[commit-bot: I haz the power, 2017-03-04 00:15:06]

Description was changed from

==========
Revert of Setting is_component_build to false by default (patchset #5 id:80001
of https://codereview.webrtc.org/2728643003/ )

Reason for revert:
Breaks chrome rolls

Original issue's description:
> Setting is_component_build to false by default
> 
> Webrtc does not support component builds so we want to override
> the chromium default value (which can be true on debug builds if the
> os is different from iOS).
> 
> Please note that the user can set this value to true in two ways:
> 
>  - using --args (e.g.: gn gen out/default --args='is_component_build=true'
>  - changing the value in the args.gn file
> 
> But in both cases the value will be ignored because we don't use the
> 'component' template but we rely directly on 'rtc_static_library' and
> 'rtc_shared_library'.
> 
> BUG=webrtc:6975
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2728643003
> Cr-Commit-Position: refs/heads/master@{#17020}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/2cb3944ba7e4467601ebd9488...

TBR=kjellander@webrtc.org,mbonadei@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:6975
==========

to

==========
Revert of Setting is_component_build to false by default (patchset #5 id:80001
of https://codereview.webrtc.org/2728643003/ )

Reason for revert:
Breaks chrome rolls

Original issue's description:
> Setting is_component_build to false by default
> 
> Webrtc does not support component builds so we want to override
> the chromium default value (which can be true on debug builds if the
> os is different from iOS).
> 
> Please note that the user can set this value to true in two ways:
> 
>  - using --args (e.g.: gn gen out/default --args='is_component_build=true'
>  - changing the value in the args.gn file
> 
> But in both cases the value will be ignored because we don't use the
> 'component' template but we rely directly on 'rtc_static_library' and
> 'rtc_shared_library'.
> 
> BUG=webrtc:6975
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2728643003
> Cr-Commit-Position: refs/heads/master@{#17020}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/2cb3944ba7e4467601ebd9488...

TBR=kjellander@webrtc.org,mbonadei@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:6975

Review-Url: https://codereview.webrtc.org/2731703004
Cr-Commit-Position: refs/heads/master@{#17025}
Committed:
https://chromium.googlesource.com/external/webrtc/+/2d9e7685a59c05e62c23d7125...
==========

[commit-bot: I haz the power, 2017-03-04 00:15:06]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/2d9e7685a59c05e62c23d7125...

[mbonadei, 2017-03-04 03:25:27]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.webrtc.org/2729243003/ by mbonadei@webrtc.org.

The reason for reverting is: Trying to fix this skipping the check if we are
building webrtc within chromium..