Remove --echo-ext-path flag

Remove --echo-ext-path flag

This flag is no longer used.

BUG=352747
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=271550

[gauravsh, 2014-05-17 17:36:19]

@finnur: Please review (+ OWNERS).

@oscarpan: FYI

[Finnur, 2014-05-19 11:25:14]

LGTM. 

Peter Kasting sent out a doc listing flags to be removed. Can you see if that
flag is there and update the status accordingly?

[gauravsh, 2014-05-19 15:36:25]

Yes, I already did.

[gauravsh, 2014-05-19 15:36:28]

The CQ bit was checked by gauravsh@chromium.org

[commit-bot: I haz the power, 2014-05-19 15:36:42]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/gauravsh@chromium.org/292683002/1

[commit-bot: I haz the power, 2014-05-19 17:17:37]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_chromium_gn_compile_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_chromium_gn_c...)
  android_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_clang_dbg/bui...)
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)
  chromium_presubmit on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/chromium_presubmit/bu...)
  linux_chromium_chromeos_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_chrome...)
  linux_chromium_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_clang_...)
  linux_chromium_gn_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_gn_rel...)
  linux_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_rel/bu...)

[commit-bot: I haz the power, 2014-05-19 17:21:32]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-05-19 17:21:33]

Try jobs failed on following builders:
  linux_chromium_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_clang_...)
  linux_chromium_gn_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_gn_rel...)
  linux_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_rel/bu...)

[gauravsh, 2014-05-19 23:36:36]

The CQ bit was checked by gauravsh@chromium.org

[commit-bot: I haz the power, 2014-05-19 23:36:53]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/gauravsh@chromium.org/292683002/20001

[commit-bot: I haz the power, 2014-05-20 03:01:12]

Change committed as 271550