+2014-07-10 Tim Horton <timothy_horton@apple.com>
+
+ REGRESSION (r170935): WKWebView is always transparent until the first layer tree commit
+ https://bugs.webkit.org/show_bug.cgi?id=134818
+ <rdar://problem/17632468>
+
+ Reviewed by Anders Carlsson.
+
+ * UIProcess/API/Cocoa/WKWebView.mm:
+ (scrollViewBackgroundColor):
+ r170935 made it so that we would initialize the scroll view background color to an
+ invalid color until the first layer tree commit. We should go with white instead.
+
2014-07-10 Enrica Casucci <enrica@apple.com>
Add a mechanism to notify the UIProcess when an editing command is done executing.