print stack trace to stderr as well as to dialog.  Stacktrace info was shown only in dialog, and chromeos was not getting this as it does not have xmessage. Changed to include stacktrace to the log message before being printed to stderr.
print stack trace to stderr as well as to dialog.
 Stacktrace info was shown only in dialog, and chromeos was not getting this as it does not have xmessage. Changed to include stacktrace to the log message before being printed to stderr.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/1094012

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@42431 0039d316-1c4b-4281-b951-d872f2087c98

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