Rename ClientDimensions to ClientResolution and add pixel-size and DPI fields.

This CL also updates the client and host protocol handlers to the new name.

BUG=172404


Review URL: https://chromiumcodereview.appspot.com/12220092

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@182115 0039d316-1c4b-4281-b951-d872f2087c98
17 files changed