Minor modification that reflects a small API change in Skia

BUG=

Review URL: https://codereview.chromium.org/50603014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233067 0039d316-1c4b-4281-b951-d872f2087c98
Put vertical overscroll behind kScrollEndEffect flag

Currently vertical overscroll is only used in the experimental scroll
end effect feature and causes issues with gmail, so putting it behind
this feature flag.

BUG=312998
TEST=Built Chrome for CrOS and confirmed that the stuttering with the
     flag off is no long present.

Review URL: https://codereview.chromium.org/52263006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233068 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233067
Turn on useUnfortunateSynchronousResizeMode.

I had to add a RenderViewVisitor to ensure that all secondary
windows get their resize mode values applied properly,
but other than that, this is a simple flipping-the-flag
type of thing.

BUG=309760
R=jam

Review URL: https://codereview.chromium.org/53493003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233069 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233069
DevTools: Add support for adding folders to DevTools workspace with drag and drop (browser part)

renderer part: https://codereview.chromium.org/57373002/
BUG=314476

Review URL: https://codereview.chromium.org/57073004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233070 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233070