Merge 167311 - Print headers and footers with WebKit.

Merge 167311 - Print headers and footers with WebKit.

Old implementation with gfx::RenderText had issues with fallback fonts. Sandbox does not allow to read required information from registry.

Also WebKit inplementation is smaller and more readable.

BUG=152893, 108599, 133548
TEST=manual: make sure that main content with or without headers is in the same place (default margin is exception). Make sure that any custom margins and paper layout produce reasonable result. If margins are to small, header and footer should be hidden.

Review URL: https://chromiumcodereview.appspot.com/11359020

TBR=vitalybuka@chromium.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=168379