Revert of [Battery] Allow usage from SecureContext or top-level browsing context only.

Revert of [Battery] Allow usage from SecureContext or top-level browsing context only. (patchset #6 id:160001 of https://codereview.chromium.org/2880763002/ )

Reason for revert:
This CL should have gotten a API OWNER lgtm with an Intent to Ship. If the change is accepted by the API OWNERS, we should re-land this.

Original issue's description:
> [Battery] Allow usage from SecureContext or top-level browsing context only.
> 
> Make the Battery Status API available only within a secure context that is
> also a top-level browsing context. This disallows the use of the API within
> framed content, as well as from any content that is not a secure context.
> 
> Details: https://github.com/w3c/battery/issues/10
> 
> WPT updated in https://github.com/w3c/web-platform-tests/pull/5871
> 
> BUG=661792
> 
> Review-Url: https://codereview.chromium.org/2880763002
> Cr-Commit-Position: refs/heads/master@{#476263}
> Committed: https://chromium.googlesource.com/chromium/src/+/3543d97ca7a33fb8ad48261ad252428555747896

TBR=timvolodine@chromium.org,foolip@chromium.org,rijubrata.bhaumik@intel.com
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=661792
Review-Url: https://codereview.chromium.org/2937553005
Cr-Commit-Position: refs/heads/master@{#479025}
Committed: https://chromium.googlesource.com/chromium/src/+/f5f500ccbe3aa6f5bc50071c97f3fe6df3ef9efb

[mlamouri (slow - plz ping), 2017-06-13 13:03:19]

The CQ bit was checked by mlamouri@chromium.org

[mlamouri (slow - plz ping), 2017-06-13 13:03:19]

Created Revert of [Battery] Allow usage from SecureContext or top-level browsing
context only.

[commit-bot: I haz the power, 2017-06-13 13:03:28]

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, 2017-06-13 15:21:52]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1497358999113880, "parent_rev":
"78cedc3718bc4b786d03c7ea6209556006727914", "commit_rev":
"f5f500ccbe3aa6f5bc50071c97f3fe6df3ef9efb"}

[commit-bot: I haz the power, 2017-06-13 15:22:08]

Description was changed from

==========
Revert of [Battery] Allow usage from SecureContext or top-level browsing context
only. (patchset #6 id:160001 of https://codereview.chromium.org/2880763002/ )

Reason for revert:
This CL should have gotten a API OWNER lgtm with an Intent to Ship. If the
change is accepted by the API OWNERS, we should re-land this.

Original issue's description:
> [Battery] Allow usage from SecureContext or top-level browsing context only.
> 
> Make the Battery Status API available only within a secure context that is
> also a top-level browsing context. This disallows the use of the API within
> framed content, as well as from any content that is not a secure context.
> 
> Details: https://github.com/w3c/battery/issues/10
> 
> WPT updated in https://github.com/w3c/web-platform-tests/pull/5871
> 
> BUG=661792
> 
> Review-Url: https://codereview.chromium.org/2880763002
> Cr-Commit-Position: refs/heads/master@{#476263}
> Committed:
https://chromium.googlesource.com/chromium/src/+/3543d97ca7a33fb8ad48261ad252...

TBR=timvolodine@chromium.org,foolip@chromium.org,rijubrata.bhaumik@intel.com
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=661792
==========

to

==========
Revert of [Battery] Allow usage from SecureContext or top-level browsing context
only. (patchset #6 id:160001 of https://codereview.chromium.org/2880763002/ )

Reason for revert:
This CL should have gotten a API OWNER lgtm with an Intent to Ship. If the
change is accepted by the API OWNERS, we should re-land this.

Original issue's description:
> [Battery] Allow usage from SecureContext or top-level browsing context only.
> 
> Make the Battery Status API available only within a secure context that is
> also a top-level browsing context. This disallows the use of the API within
> framed content, as well as from any content that is not a secure context.
> 
> Details: https://github.com/w3c/battery/issues/10
> 
> WPT updated in https://github.com/w3c/web-platform-tests/pull/5871
> 
> BUG=661792
> 
> Review-Url: https://codereview.chromium.org/2880763002
> Cr-Commit-Position: refs/heads/master@{#476263}
> Committed:
https://chromium.googlesource.com/chromium/src/+/3543d97ca7a33fb8ad48261ad252...

TBR=timvolodine@chromium.org,foolip@chromium.org,rijubrata.bhaumik@intel.com
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=661792

Review-Url: https://codereview.chromium.org/2937553005
Cr-Commit-Position: refs/heads/master@{#479025}
Committed:
https://chromium.googlesource.com/chromium/src/+/f5f500ccbe3aa6f5bc50071c97f3...
==========

[commit-bot: I haz the power, 2017-06-13 15:22:10]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/f5f500ccbe3aa6f5bc50071c97f3...