Add valgrind suppressions for leaks in a new set of tests
Add valgrind suppressions for leaks in a new set of tests

Also trims cruft from the stacks of some recently-added suppressions.

TBR=pam

BUG=48980
TEST=Greener valgrind bots

Review URL: http://codereview.chromium.org/2995002

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@52200 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