Renderer-compositor bindings for mix-blend-mode

This patch will link the blink implementation for mix-blend-mode with
the compositor implementation.
Blink: https://codereview.chromium.org/23511004/
Cc: https://codereview.chromium.org/23455060/

BUG=243223

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=238498

Review URL: https://codereview.chromium.org/66263003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240284 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240284
Replace obsolete GetDefaultProfileOrOffTheRecord with GetActiveUserProfileOrOffTheRecord

BUG=322682

Review URL: https://codereview.chromium.org/113283003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240285 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240285