Set selection to INPUT/TEXTAREA before dispatching 'focus' event.

third_party/WebKit/Source/core/html/HTMLInputElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLInputElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLInputElement.cpp b/third_party/WebKit/Source/core/html/HTMLInputElement.cpp
index 49cacf9af360f7bfd48001671085b6633139b863..38a24f305e12ca82214e00dd5b5f02e1bb8f61a0 100644
--- a/third_party/WebKit/Source/core/html/HTMLInputElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLInputElement.cpp
@@ -351,10 +351,7 @@ void HTMLInputElement::updateFocusAppearance(SelectionBehaviorOnFocus selectionB
             restoreCachedSelection();
             break;
         case SelectionBehaviorOnFocus::None:
-            // |None| is used only for FocusController::setFocusedElement and
-            // Document::setFocusedElement, and they don't call
-            // updateFocusAppearance().
-            ASSERT_NOT_REACHED();
+            return;
         }
         if (document().frame())
             document().frame()->selection().revealSelection();