Use -[NSString UTF8String] to form a char* from an NSException.
Use -[NSString UTF8String] to form a char* from an NSException.

BUG=none
TEST=If this exception is ever caught, it should log a message, not the
     NSException pointer's address.
Review URL: http://codereview.chromium.org/1518015

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@43513 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser