Update WebFrameTestProxy and WebTestProxy to mostly follow Chrome style.

This converts most things except parameter and variable names.

BUG=360024

Review URL: https://codereview.chromium.org/279403006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@270397 0039d316-1c4b-4281-b951-d872f2087c98
27 files changed