Set plugin focus by implementing HTMLPlugInElement::SetFocused.

third_party/WebKit/Source/core/html/shadow/DateTimeEditElement.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 
 #ifndef DateTimeEditElement_h
 #define DateTimeEditElement_h
 
 #include "core/html/forms/StepRange.h"
 #include "core/html/shadow/DateTimeFieldElement.h"
 #include "platform/DateComponents.h"
+#include "public/platform/WebFocusType.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class DateTimeFieldsState;
 class Locale;
 class StepRange;
 
 // DateTimeEditElement class contains numberic field and symbolc field for
 // representing date and time, such as
 //  - Year, Month, Day Of Month
 //  - Hour, Minute, Second, Millisecond, AM/PM
 class DateTimeEditElement final : public HTMLDivElement,
                                   public DateTimeFieldElement::FieldOwner {
   WTF_MAKE_NONCOPYABLE(DateTimeEditElement);
   USING_GARBAGE_COLLECTED_MIXIN(DateTimeEditElement);
 
  public:
   // EditControlOwner implementer must call removeEditControlOwner when
   // it doesn't handle event, e.g. at destruction.
   class EditControlOwner : public GarbageCollectedMixin {
    public:
     virtual ~EditControlOwner();
-    virtual void DidBlurFromControl() = 0;
-    virtual void DidFocusOnControl() = 0;
+    virtual void DidBlurFromControl(WebFocusType) = 0;
+    virtual void DidFocusOnControl(WebFocusType) = 0;
     virtual void EditControlValueChanged() = 0;
     virtual String FormatDateTimeFieldsState(
         const DateTimeFieldsState&) const = 0;
     virtual bool IsEditControlOwnerDisabled() const = 0;
     virtual bool IsEditControlOwnerReadOnly() const = 0;
     virtual AtomicString LocaleIdentifier() const = 0;
     virtual void EditControlDidChangeValueByKeyboard() = 0;
   };
 
   struct LayoutParameters {
@@ skipping 65 matching lines @@
   bool IsDisabled() const;
   bool IsReadOnly() const;
   void GetLayout(const LayoutParameters&, const DateComponents&);
   void UpdateUIState();
 
   // Element function.
   PassRefPtr<ComputedStyle> CustomStyleForLayoutObject() override;
   bool IsDateTimeEditElement() const override;
 
   // DateTimeFieldElement::FieldOwner functions.
-  void DidBlurFromField() override;
-  void DidFocusOnField() override;
+  void DidBlurFromField(WebFocusType) override;
+  void DidFocusOnField(WebFocusType) override;
   void FieldValueChanged() override;
   bool FocusOnNextField(const DateTimeFieldElement&) override;
   bool FocusOnPreviousField(const DateTimeFieldElement&) override;
   bool IsFieldOwnerDisabled() const override;
   bool IsFieldOwnerReadOnly() const override;
   AtomicString LocaleIdentifier() const override;
   void FieldDidChangeValueByKeyboard() override;
 
   HeapVector<Member<DateTimeFieldElement>, kMaximumNumberOfFields> fields_;
   Member<EditControlOwner> edit_control_owner_;
 };
 
 DEFINE_TYPE_CASTS(DateTimeEditElement,
                   Element,
                   element,
                   element->IsDateTimeEditElement(),
                   element.IsDateTimeEditElement());
 
 }  // namespace blink
 
 #endif