Inline Create() in element_factory.cc.tmpl 3/3

This CL moves the missing logic from Create() factory methods to the
corresponding constructors in core/html and ports
third_party/blink/renderer/build/scripts/templates/element_factory.cc.tmpl
to MakeGarbageCollected.

Bug: 939691
Change-Id: I0f3e98071cdbbf6ad92cc816f20003311a278233
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1578610
Commit-Queue: Henrique Ferreiro <hferreiro@igalia.com>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#653569}
36 files changed