Add a FrameView lifecycle method that just updates layout, style and compositing.

Source/core/css/DragUpdateTest.cpp

Index: Source/core/css/DragUpdateTest.cpp
diff --git a/Source/core/css/DragUpdateTest.cpp b/Source/core/css/DragUpdateTest.cpp
index 5da205e32bb15749af0b8bb875abe9903a22adde..63685dd69621b3c1294197aeacae222ea7737427 100644
--- a/Source/core/css/DragUpdateTest.cpp
+++ b/Source/core/css/DragUpdateTest.cpp
@@ -29,11 +29,11 @@ TEST(DragUpdateTest, AffectedByDragUpdate)
         "<span></span>"
         "</div>", ASSERT_NO_EXCEPTION);
 
-    document.view()->updateLayoutAndStyleForPainting();
+    document.view()->updateAllLifecyclePhases();
     unsigned startCount = document.styleEngine().resolverAccessCount();
 
     document.documentElement()->layoutObject()->updateDragState(true);
-    document.view()->updateLayoutAndStyleForPainting();
+    document.view()->updateAllLifecyclePhases();
 
     unsigned accessCount = document.styleEngine().resolverAccessCount() - startCount;