importer: Use unnamed namespace instead of static keyword.
importer: Use unnamed namespace instead of static keyword.

"C++ standard, 7.3.1.1: The use of the static keyword is deprecated when
 declaring objects in a namespace scope, the unnamed-namespace provides a
 superior alternative."

BUG=None
TEST=None

R=maruel@chromium.org

Review URL: http://codereview.chromium.org/6749008

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@79446 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