Switch to LayoutThemeMobile when emulating mobile device in DevTools.

third_party/WebKit/Source/core/layout/LayoutThemeDefault.h

 /*
  * This file is part of the WebKit project.
  *
  * Copyright (C) 2006 Apple Computer, Inc.
  * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com
  * Copyright (C) 2007 Holger Hans Peter Freyther
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008, 2009 Google, Inc.
  * All rights reserved.
  * Copyright (C) 2009 Kenneth Rohde Christiansen
@@ skipping 48 matching lines @@
 
     IntSize sliderTickSize() const override;
     int sliderTickOffsetFromTrackCenter() const override;
     void adjustSliderThumbSize(ComputedStyle&) const override;
 
     static void setCaretBlinkInterval(double);
 
     void setCheckboxSize(ComputedStyle&) const override;
     void setRadioSize(ComputedStyle&) const override;
     void adjustInnerSpinButtonStyle(ComputedStyle&) const override;
+    void adjustButtonStyle(ComputedStyle&) const override;
 
     bool popsMenuBySpaceKey() const final { return true; }
     bool popsMenuByReturnKey() const final { return true; }
     bool popsMenuByAltDownUpOrF4Key() const override { return true; }
 
     bool shouldOpenPickerWithF4Key() const override;
 
     Color platformTapHighlightColor() const override
     {
         return Color(defaultTapHighlightColor);
     }
 
     // A method asking if the theme's controls actually care about redrawing
     // when hovered.
     bool supportsHover(const ComputedStyle&) const final;
 
     Color platformFocusRingColor() const override;
 
     double caretBlinkInterval() const final;
 
     // System fonts.
     virtual void systemFont(CSSValueID systemFontID, FontStyle&, FontWeight&, float& fontSize, AtomicString& fontFamily) const;
 
     int minimumMenuListSize(const ComputedStyle&) const override;
 
-    void adjustButtonStyle(ComputedStyle&) const override;
     void adjustSearchFieldStyle(ComputedStyle&) const override;
     void adjustSearchFieldCancelButtonStyle(ComputedStyle&) const override;
     void adjustSearchFieldDecorationStyle(ComputedStyle&) const override;
     void adjustSearchFieldResultsDecorationStyle(ComputedStyle&) const override;
 
     // MenuList refers to an unstyled menulist (meaning a menulist without
     // background-color or border set) and MenuListButton refers to a styled
     // menulist (a menulist with background-color or border set). They have
     // this distinction to support showing aqua style themes whenever they
     // possibly can, which is something we don't want to replicate.
@@ skipping 42 matching lines @@
     static unsigned m_activeSelectionForegroundColor;
     static unsigned m_inactiveSelectionBackgroundColor;
     static unsigned m_inactiveSelectionForegroundColor;
 
     ThemePainterDefault m_painter;
 };
 
 } // namespace blink
 
 #endif // LayoutThemeDefault_h