Revert 217286 "Revert 217273 "Android: run dex with the --force-..."

Revert 217286 "Revert 217273 "Android: run dex with the --force-..."

This is reverting the revert - it turns out to not be the cause of
the test failure.

> Revert 217273 "Android: run dex with the --force-jumbo switch."
> 
> I think it caused Android tests such as this one to fail:
>   MinidumpWriterTest.MinidumpSizeLimit
> 
> Either way, it was submitted without try jobs. Always run try jobs.
> 
> > Android: run dex with the --force-jumbo switch.
> > 
> > This is needed to merge dex files collectively containing more than 65536
> > strings. More details at
> > https://code.google.com/p/android/issues/detail?id=40772 and in the bug.
> > 
> > BUG=272064
> > R=andrewhayden@chromium.org
> > 
> > Review URL: https://codereview.chromium.org/22950006
> 
> TBR=ppi@chromium.org
> 
> Review URL: https://codereview.chromium.org/23096002

TBR=dmazzoni@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=217297

[dmazzoni, 2013-08-13 18:40:40]

Committed patchset #1 manually as r217297.