linux: remove --as-needed in the shared build
linux: remove --as-needed in the shared build

The shared build is a quick hack for quick links; we don't need
to optimize the link line and, in fact, doing so breaks the v8
link.

(Fix from Craig Schlenter <craig.schlenter@chromium.org>.)

BUG=61430
TEST=build chrome with GYP_DEFINES=library=shared_library and BUILDTYPE=Release

Review URL: http://codereview.chromium.org/5578007

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@68542 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