Use SetSelection in ExecuteDeleteToMark

third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp

Index: third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp
diff --git a/third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp b/third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp
index 847e5eefc2226e0f4a018ff85ae6fc4228edbf9d..88abe2a8ed794bee5acec6e2fce4882369ececb7 100644
--- a/third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp
+++ b/third_party/WebKit/Source/core/editing/commands/EditorCommand.cpp
@@ -811,13 +811,12 @@ static bool ExecuteDeleteToMark(LocalFrame& frame,
   const EphemeralRange mark =
       frame.GetEditor().Mark().ToNormalizedEphemeralRange();
   if (mark.IsNotNull()) {
-    bool selected = frame.Selection().SetSelectedRange(
-        UnionEphemeralRanges(mark, frame.GetEditor().SelectedRange()),
-        TextAffinity::kDownstream, SelectionDirectionalMode::kNonDirectional,
+    frame.Selection().SetSelection(
+        SelectionInDOMTree::Builder()
+            .SetBaseAndExtent(
+                UnionEphemeralRanges(mark, frame.GetEditor().SelectedRange()))
+            .Build(),
         FrameSelection::kCloseTyping);
-    DCHECK(selected);
-    if (!selected)
-      return false;
   }
   frame.GetEditor().PerformDelete();
   frame.GetEditor().SetMark(