Fix Android x86 release official build.

Fix Android x86 release official build.

Android toolchain linker does not support --no-keep-files-mapped flag.
Add a gyp condition to disable this flag for Android.

BUG=177400
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=183828

[Yaron, 2013-02-21 04:56:25]

lgtm

[commit-bot: I haz the power, 2013-02-21 05:10:26]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/shashishekhar@chromium.org/12317040/1

[commit-bot: I haz the power, 2013-02-21 06:29:43]

Retried try job too often on win_rel for step(s) browser_tests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2013-02-21 07:58:13]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/shashishekhar@chromium.org/12317040/1

[commit-bot: I haz the power, 2013-02-21 08:39:23]

Retried try job too often on mac_rel for step(s) browser_testsnet_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=mac_rel&nu...

[commit-bot: I haz the power, 2013-02-21 16:25:05]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/shashishekhar@chromium.org/12317040/1

[commit-bot: I haz the power, 2013-02-21 17:20:17]

Change committed as 183828