Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default

Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default (patchset #1 id:1 of https://codereview.chromium.org/2887773003/ )

Reason for revert:
Causes the following browser_tests to fail on the Linux ChromiumOS Tests builder
PageLoadMetricsBrowserTest.NonHtmlMainResource
PageLoadMetricsBrowserTest.Ignore204Pages
PageLoadMetricsBrowserTest.HttpErrorPage
PageLoadMetricsBrowserTest.IgnoreDownloads
BUG=723219
Original issue's description:
> [PageLoadMetrics] Enable AdsPageLoadMetrics by default
> 
> Now that we've addressed all of the known causes of crashes, it's time to
> reenable.
> 
> BUG=708570
> 
> Review-Url: https://codereview.chromium.org/2887773003
> Cr-Commit-Position: refs/heads/master@{#472248}
> Committed: https://chromium.googlesource.com/chromium/src/+/6c08596b40d0fb9e1d66ca96b65b2d1a707fcb26

TBR=bmcquade@chromium.org,jkarlin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=708570

[afakhry, 2017-05-17 02:04:50]

The CQ bit was checked by afakhry@chromium.org

[afakhry, 2017-05-17 02:04:50]

Created Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default

[Bryan McQuade, 2017-05-17 02:06:20]

The CQ bit was unchecked by bmcquade@chromium.org

[Bryan McQuade, 2017-05-17 02:06:57]

On 2017/05/17 at 02:04:50, afakhry wrote:
> Created Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default

There's already a revert in flight for this:
https://codereview.chromium.org/2890603005/ so I canceled this commit.

[afakhry, 2017-05-17 02:08:41]

On 2017/05/17 02:06:57, Bryan McQuade wrote:
> On 2017/05/17 at 02:04:50, afakhry wrote:
> > Created Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default
> 
> There's already a revert in flight for this:
> https://codereview.chromium.org/2890603005/ so I canceled this commit.

Yep, we both created the revert at the same time. Thanks. Closing this issue.

[afakhry, 2017-05-17 02:08:57]

Description was changed from

==========
Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default (patchset #1
id:1 of https://codereview.chromium.org/2887773003/ )

Reason for revert:
Causes the following browser_tests to fail on the Linux ChromiumOS Tests builder
PageLoadMetricsBrowserTest.NonHtmlMainResource
PageLoadMetricsBrowserTest.Ignore204Pages
PageLoadMetricsBrowserTest.HttpErrorPage
PageLoadMetricsBrowserTest.IgnoreDownloads
BUG=723219

Original issue's description:
> [PageLoadMetrics] Enable AdsPageLoadMetrics by default
> 
> Now that we've addressed all of the known causes of crashes, it's time to
> reenable.
> 
> BUG=708570
> 
> Review-Url: https://codereview.chromium.org/2887773003
> Cr-Commit-Position: refs/heads/master@{#472248}
> Committed:
https://chromium.googlesource.com/chromium/src/+/6c08596b40d0fb9e1d66ca96b65b...

TBR=bmcquade@chromium.org,jkarlin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=708570
==========

to

==========
Revert of [PageLoadMetrics] Enable AdsPageLoadMetrics by default (patchset #1
id:1 of https://codereview.chromium.org/2887773003/ )

Reason for revert:
Causes the following browser_tests to fail on the Linux ChromiumOS Tests builder
PageLoadMetricsBrowserTest.NonHtmlMainResource
PageLoadMetricsBrowserTest.Ignore204Pages
PageLoadMetricsBrowserTest.HttpErrorPage
PageLoadMetricsBrowserTest.IgnoreDownloads
BUG=723219

Original issue's description:
> [PageLoadMetrics] Enable AdsPageLoadMetrics by default
> 
> Now that we've addressed all of the known causes of crashes, it's time to
> reenable.
> 
> BUG=708570
> 
> Review-Url: https://codereview.chromium.org/2887773003
> Cr-Commit-Position: refs/heads/master@{#472248}
> Committed:
https://chromium.googlesource.com/chromium/src/+/6c08596b40d0fb9e1d66ca96b65b...

TBR=bmcquade@chromium.org,jkarlin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=708570
==========