Strip content-encoding response header from CronetHttpURLConnection response.

Strip content-encoding response header from CronetHttpURLConnection response.

Cronet decompresses response body before returning it to consumers, we should
strip Content-Encoding headers so that consumers wouldn't try to decompress for
a second time.

BUG=592700
Review URL: https://codereview.chromium.org/1779473002

Cr-Commit-Position: refs/heads/master@{#379903}
(cherry picked from commit cee2840c4bcd51313e33f0ab215413f9a8f70480)

R=xunjieli@chromium.org

Committed: https://chromium.googlesource.com/chromium/src/+/d25d5a281c748d5f9375972ecddd4306082386ff

[mef, 2016-03-14 19:52:24]

mef@chromium.org changed reviewers:
+ xunjieli@chromium.org

[xunjieli, 2016-03-14 19:53:32]

assuming there isn't any additional changes. lgtm

[mef, 2016-03-14 20:03:58]

Description was changed from

==========
Strip content-encoding response header from CronetHttpURLConnection response.

Cronet decompresses response body before returning it to consumers, we should
strip Content-Encoding headers so that consumers wouldn't try to decompress for
a second time.

BUG=592700

Review URL: https://codereview.chromium.org/1779473002

Cr-Commit-Position: refs/heads/master@{#379903}
(cherry picked from commit cee2840c4bcd51313e33f0ab215413f9a8f70480)
==========

to

==========
Strip content-encoding response header from CronetHttpURLConnection response.

Cronet decompresses response body before returning it to consumers, we should
strip Content-Encoding headers so that consumers wouldn't try to decompress for
a second time.

BUG=592700

Review URL: https://codereview.chromium.org/1779473002

Cr-Commit-Position: refs/heads/master@{#379903}
(cherry picked from commit cee2840c4bcd51313e33f0ab215413f9a8f70480)

R=xunjieli@chromium.org

Committed:
https://chromium.googlesource.com/chromium/src/+/d25d5a281c748d5f9375972ecddd...
==========

[mef, 2016-03-14 20:03:59]

Committed patchset #1 (id:1) manually as
d25d5a281c748d5f9375972ecddd4306082386ff (presubmit successful).