Add deprecation warnings to old powerful features on insecure origins.

As part of the effort to move old powerful features to secure origins
only (see https://goo.gl/rStTGz for more details), this CL adds warning
messages for the APIs in question. In particular, this adds warnings
for:
  - Geolocation
  - Fullscreen
  - Device motion
  - getUserMedia()

R=mkwst@chromium.org
BUG=481604

Review URL: https://codereview.chromium.org/1115913002

git-svn-id: svn://svn.chromium.org/blink/trunk@194768 bbb929c8-8fbe-4397-9dbb-9b2b20218538
9 files changed
tree: dc82c9cc710205fb5ae49afa3495eee6a33eaaa8
  1. third_party/