Reduce usage of VisibleSelection::setBase() and setExtent()

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

Index: third_party/WebKit/Source/core/editing/VisibleSelectionTest.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelectionTest.cpp b/third_party/WebKit/Source/core/editing/VisibleSelectionTest.cpp
index 08b4238aa408db33f546d2b059607693931ec3dd..c3920c06e60b584758e838afe94bcd3224a2234f 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelectionTest.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelectionTest.cpp
@@ -37,8 +37,11 @@ class VisibleSelectionTest : public EditingTestBase {
                     int base,
                     int extend) {
     Node* node = document().body()->firstChild();
-    selection.setBase(PositionTemplate<Strategy>(node, base));
-    selection.setExtent(PositionTemplate<Strategy>(node, extend));
+    selection = createVisibleSelection(
+        typename SelectionTemplate<Strategy>::Builder(selection.asSelection())
+            .collapse(PositionTemplate<Strategy>(node, base))
+            .extend(PositionTemplate<Strategy>(node, extend))
+            .build());
   }
 };