Set plugin focus by implementing HTMLPlugInElement::SetFocused.

third_party/WebKit/Source/core/html/shadow/DateTimeNumericFieldElement.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
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 
 #ifndef DateTimeNumericFieldElement_h
 #define DateTimeNumericFieldElement_h
 
 #include "core/html/shadow/DateTimeFieldElement.h"
+#include "public/platform/WebFocusType.h"
 #include "wtf/Allocator.h"
 #include "wtf/text/StringBuilder.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 // DateTimeNumericFieldElement represents numeric field of date time format,
 // such as:
 //  - hour
 //  - minute
@@ skipping 46 matching lines @@
 
  private:
   // DateTimeFieldElement functions.
   void HandleKeyboardEvent(KeyboardEvent*) final;
   float MaximumWidth(const ComputedStyle&) override;
   void StepDown() final;
   void StepUp() final;
   String Value() const final;
 
   // Node functions.
-  void SetFocused(bool) final;
+  void SetFocused(bool, WebFocusType) final;
 
   String FormatValue(int) const;
   int RoundUp(int) const;
   int RoundDown(int) const;
   int TypeAheadValue() const;
 
   const String placeholder_;
   const Range range_;
   const Range hard_limits_;
   const Step step_;
   int value_;
   bool has_value_;
   mutable StringBuilder type_ahead_buffer_;
 };
 
 }  // namespace blink
 
 #endif