Rename platform/Widget to platform/FrameViewBase in platform.

third_party/WebKit/Source/platform/scroll/Scrollbar.h

Index: third_party/WebKit/Source/platform/scroll/Scrollbar.h
diff --git a/third_party/WebKit/Source/platform/scroll/Scrollbar.h b/third_party/WebKit/Source/platform/scroll/Scrollbar.h
index 6549ff20e95b5421f79c1275193c4fea81e6e80e..8a1f8d6f199580a0b66137a734edb44c6fb6c59c 100644
--- a/third_party/WebKit/Source/platform/scroll/Scrollbar.h
+++ b/third_party/WebKit/Source/platform/scroll/Scrollbar.h
@@ -26,8 +26,8 @@
 #ifndef Scrollbar_h
 #define Scrollbar_h
 
+#include "platform/FrameViewBase.h"
 #include "platform/Timer.h"
-#include "platform/Widget.h"
 #include "platform/graphics/paint/DisplayItem.h"
 #include "platform/heap/Handle.h"
 #include "platform/scroll/ScrollTypes.h"
@@ -44,7 +44,7 @@ class ScrollbarTheme;
 class WebGestureEvent;
 class WebMouseEvent;
 
-class PLATFORM_EXPORT Scrollbar : public Widget,
+class PLATFORM_EXPORT Scrollbar : public FrameViewBase,
                                   public ScrollbarThemeClient,
                                   public DisplayItemClient {
  public:
@@ -67,18 +67,18 @@ class PLATFORM_EXPORT Scrollbar : public Widget,
   ~Scrollbar() override;
 
   // ScrollbarThemeClient implementation.
-  int x() const override { return Widget::x(); }
-  int y() const override { return Widget::y(); }
-  int width() const override { return Widget::width(); }
-  int height() const override { return Widget::height(); }
-  IntSize size() const override { return Widget::size(); }
-  IntPoint location() const override { return Widget::location(); }
+  int x() const override { return FrameViewBase::x(); }
+  int y() const override { return FrameViewBase::y(); }
+  int width() const override { return FrameViewBase::width(); }
+  int height() const override { return FrameViewBase::height(); }
+  IntSize size() const override { return FrameViewBase::size(); }
+  IntPoint location() const override { return FrameViewBase::location(); }
 
-  Widget* parent() const override { return Widget::parent(); }
-  Widget* root() const override { return Widget::root(); }
+  FrameViewBase* parent() const override { return FrameViewBase::parent(); }
+  FrameViewBase* root() const override { return FrameViewBase::root(); }
 
   void setFrameRect(const IntRect&) override;
-  IntRect frameRect() const override { return Widget::frameRect(); }
+  IntRect frameRect() const override { return FrameViewBase::frameRect(); }
 
   ScrollbarOverlayColorTheme getScrollbarOverlayColorTheme() const override;
   void getTickmarks(Vector<IntRect>&) const override;
@@ -86,7 +86,7 @@ class PLATFORM_EXPORT Scrollbar : public Widget,
 
   IntPoint convertFromRootFrame(
       const IntPoint& pointInRootFrame) const override {
-    return Widget::convertFromRootFrame(pointInRootFrame);
+    return FrameViewBase::convertFromRootFrame(pointInRootFrame);
   }
 
   bool isCustomScrollbar() const override { return false; }
@@ -261,10 +261,10 @@ class PLATFORM_EXPORT Scrollbar : public Widget,
 };
 
 DEFINE_TYPE_CASTS(Scrollbar,
-                  Widget,
-                  widget,
-                  widget->isScrollbar(),
-                  widget.isScrollbar());
+                  FrameViewBase,
+                  frameViewBase,
+                  frameViewBase->isScrollbar(),
+                  frameViewBase.isScrollbar());
 
 }  // namespace blink