Remove HAVE(ALIGNED_MALLOC) as it is not used any more.

Review URL: https://chromiumcodereview.appspot.com/22108003

git-svn-id: svn://svn.chromium.org/blink/trunk@155508 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Refactoring: Move Node::isFocusable to Element.

'focus' is a concept of elements.

BUG=258763

Review URL: https://chromiumcodereview.appspot.com/21856013

git-svn-id: svn://svn.chromium.org/blink/trunk@155509 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Mark a test as fail.

Which is http/tests/inspector/search/scripts-search-scope.html

TBR=vsevik
BUG=268246,263313

Review URL: https://codereview.chromium.org/22143002

git-svn-id: svn://svn.chromium.org/blink/trunk@155510 bbb929c8-8fbe-4397-9dbb-9b2b20218538