Fix nits: remove unnecessary local variable, check for null pointer before use, etc.
Fix nits: remove unnecessary local variable, check for
null pointer before use, etc.

R=mbelshe
BUG=none
TEST=none
Review URL: http://codereview.chromium.org/3294020

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@59306 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