INPUT/TEXTAREA elements: Dispatch 'select' event only if text selection is changed.

third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h

Index: third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h
diff --git a/third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h b/third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h
index 33ea33f593aae6c7c53d007fb80bea42e4704e8e..062b279c9d9b7feddaa70dbab5eb6eda0367c289 100644
--- a/third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h
+++ b/third_party/WebKit/Source/core/html/forms/BaseButtonInputType.h
@@ -56,7 +56,10 @@ class BaseButtonInputType : public InputType,
   void appendToFormData(FormData&) const override;
   LayoutObject* createLayoutObject(const ComputedStyle&) const override;
   ValueMode valueMode() const override;
-  void setValue(const String&, bool, TextFieldEventBehavior) override;
+  void setValue(const String&,
+                bool,
+                TextFieldEventBehavior,
+                TextControlSetValueSelection) override;
   bool matchesDefaultPseudoClass() override;
 
   String displayValue() const;