GitLab

Now nacl_loader target is built on all platforms. Also,
nacl_loader target was renamed to nacl_linux.

TEST=ninja -C out/Release chromium_builder_tests
TEST=GYP_DEFINES='disable_nacl=1' ./build/gyp_chromium \
     ninja -C out/Release chromium_builder_tests
TEST=trybots
BUG=364751
R=mseaborn@chromium.org

Review URL: https://codereview.chromium.org/260063002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@266769 0039d316-1c4b-4281-b951-d872f2087c98