Respect UTF-8 detection result for local file resources

Respect UTF-8 detection result for local file resources

https://crbug.com/2697213002 (not guessing UTF8 encoding)
doesn't have to be applied to local file resources. This
CL makes such cases an exception to the policy.

BUG=704800
NOTRY=true
NOPRESUBMIT=true
TBR=tkent@chromium.org

Review-Url: https://codereview.chromium.org/2784483003
Cr-Commit-Position: refs/heads/master@{#460573}
(cherry picked from commit 31472d1f58ffa076a5697e22aded98f2adde994a)

Review-Url: https://codereview.chromium.org/2781363003 .
Cr-Commit-Position: refs/branch-heads/3029@{#505}
Cr-Branched-From: 939b32ee5ba05c396eef3fd992822fcca9a2e262-refs/heads/master@{#454471}
Committed: https://chromium.googlesource.com/chromium/src/+/f99097de4e9282a1426f184be1078b84f6a08f18

[Jinsuk Kim, 2017-03-31 00:44:22]

Description was changed from

==========
Respect UTF-8 detection result for local file resources

https://crbug.com/2697213002 (not guessing UTF8 encoding)
doesn't have to be applied to local file resources. This
CL makes such cases an exception to the policy.

BUG=704800
NOTRY=true
NOPRESUBMIT=true
TBR=tkent@chromium.org

Review-Url: https://codereview.chromium.org/2784483003
Cr-Commit-Position: refs/heads/master@{#460573}
(cherry picked from commit 31472d1f58ffa076a5697e22aded98f2adde994a)
==========

to

==========
Respect UTF-8 detection result for local file resources

https://crbug.com/2697213002 (not guessing UTF8 encoding)
doesn't have to be applied to local file resources. This
CL makes such cases an exception to the policy.

BUG=704800
NOTRY=true
NOPRESUBMIT=true
TBR=tkent@chromium.org

Review-Url: https://codereview.chromium.org/2784483003
Cr-Commit-Position: refs/heads/master@{#460573}
(cherry picked from commit 31472d1f58ffa076a5697e22aded98f2adde994a)

Review-Url: https://codereview.chromium.org/2781363003 .
Cr-Commit-Position: refs/branch-heads/3029@{#505}
Cr-Branched-From:
939b32ee5ba05c396eef3fd992822fcca9a2e262-refs/heads/master@{#454471}
Committed:
https://chromium.googlesource.com/chromium/src/+/f99097de4e9282a1426f184be107...
==========

[Jinsuk Kim, 2017-03-31 00:44:24]

Committed patchset #1 (id:1) manually as
f99097de4e9282a1426f184be1078b84f6a08f18.

[tkent, 2017-03-31 00:53:11]

lgtm