Simplify the usage of PositionWithAffinity

third_party/WebKit/Source/core/editing/VisibleSelection.cpp

Index: third_party/WebKit/Source/core/editing/VisibleSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
index e37a347e87db9bbc0c736e345b96ef097cd96830..ec7f7da35795bc7a17af6222ee77d0cf97a05295 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
@@ -97,7 +97,7 @@ VisibleSelection createVisibleSelectionDeprecated(
     const PositionWithAffinity& pos,
     bool isDirectional) {
   if (pos.isNotNull())
-    pos.position().document()->updateStyleAndLayoutIgnorePendingStylesheets();
+    pos.document()->updateStyleAndLayoutIgnorePendingStylesheets();
   return VisibleSelection::create(pos.position(), pos.position(),
                                   pos.affinity(), isDirectional);
 }
@@ -165,7 +165,7 @@ VisibleSelectionInFlatTree createVisibleSelectionDeprecated(
     const PositionInFlatTreeWithAffinity& pos,
     bool isDirectional) {
   if (pos.isNotNull())
-    pos.position().document()->updateStyleAndLayoutIgnorePendingStylesheets();
+    pos.document()->updateStyleAndLayoutIgnorePendingStylesheets();
   return VisibleSelectionInFlatTree::create(pos.position(), pos.position(),
                                             pos.affinity(), isDirectional);
 }