Update from https://crrev.com/308331

Fix ui/compositor/compositor.(h|cpp) based on http://crrev.com/738983002

Fix sky/engine based on current Blink code

R=qsr@chromium.org

Review URL: https://codereview.chromium.org/812543002
diff --git a/ui/gl/gl_context_stub.cc b/ui/gl/gl_context_stub.cc
index faf957b..ff3a85d 100644
--- a/ui/gl/gl_context_stub.cc
+++ b/ui/gl/gl_context_stub.cc
@@ -33,7 +33,7 @@
   return NULL;
 }
 
-void GLContextStub::SetSwapInterval(int interval) {
+void GLContextStub::OnSetSwapInterval(int interval) {
 }
 
 std::string GLContextStub::GetExtensions() {