Attribute orphaned or anonymous network usage to the Browser resources.
Attribute orphaned or anonymous network usage to the Browser resources.

BUG=47955,69883
TEST=When a tab is closed with a download in-progress and Task Manager displayed, the network activity is reflected in the Browser resource's Network total.

Review URL: http://codereview.chromium.org/6383002
Patch from James Weatherall <wez@chromium.org>.

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@72095 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