DevTools: rename SourceEditor to SourceView, make entire SourcesPanel a drop target.

R=vsevik@chromium.org

Review URL: https://codereview.chromium.org/211003002

git-svn-id: svn://svn.chromium.org/blink/trunk@169938 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Blink gardening: updated test expectations

TBR=philipj@opera.com
BUG=356148

Review URL: https://codereview.chromium.org/199963006

git-svn-id: svn://svn.chromium.org/blink/trunk@169939 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: Fix a bug in Array.remove

Review URL: https://codereview.chromium.org/199793022

git-svn-id: svn://svn.chromium.org/blink/trunk@169940 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Move Event to oilpan's heap

Now there is no test failing when I change RefCounted<Event> to RefCountedGarbageCollected<Event>. Thus this CL does the change.

BUG=341032

Review URL: https://codereview.chromium.org/208173004

git-svn-id: svn://svn.chromium.org/blink/trunk@169941 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Move InterpolationEffect to oilpan's heap

BUG=341032

Review URL: https://codereview.chromium.org/210823003

git-svn-id: svn://svn.chromium.org/blink/trunk@169942 bbb929c8-8fbe-4397-9dbb-9b2b20218538