Decrease binary size by 60 KB by removing V8XXX::domTemplate

This CL moves off the contents of V8XXX::domTemplate from V8XXX.cpp to V8DOMConfiguration.cpp. By doing this, we can decrease the binary size by 60 KB.

Review URL: https://codereview.chromium.org/336653004

git-svn-id: svn://svn.chromium.org/blink/trunk@176096 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove [PerWorldBindings] from not performance-sensitive methods

This CL removes binary size by 43 KB (Linux Release). I don't see any regression with this CL in Dromaeo.

Review URL: https://codereview.chromium.org/332973002

git-svn-id: svn://svn.chromium.org/blink/trunk@176097 bbb929c8-8fbe-4397-9dbb-9b2b20218538