Part 1 to rename platform/Widget to platform/FrameViewBase.

third_party/WebKit/Source/platform/HostWindow.h

Index: third_party/WebKit/Source/platform/HostWindow.h
diff --git a/third_party/WebKit/Source/platform/HostWindow.h b/third_party/WebKit/Source/platform/HostWindow.h
index 2ba8cf5441675c2075a96a9bd72fd4995b2f7717..056e4f0c146095a533823609b93d975cc99d104a 100644
--- a/third_party/WebKit/Source/platform/HostWindow.h
+++ b/third_party/WebKit/Source/platform/HostWindow.h
@@ -33,7 +33,7 @@
 
 namespace blink {
 class IntRect;
-class Widget;
+class FrameViewBase;
 
 class PLATFORM_EXPORT HostWindow
     : public GarbageCollectedFinalized<HostWindow> {
@@ -48,13 +48,13 @@ class PLATFORM_EXPORT HostWindow
   virtual void invalidateRect(const IntRect& updateRect) = 0;
 
   // Converts the rect from the viewport coordinates to screen coordinates.
-  virtual IntRect viewportToScreen(const IntRect&, const Widget*) const = 0;
+  virtual IntRect viewportToScreen(const IntRect&, const FrameViewBase*) const = 0;
 
   // Converts the scalar value from the window coordinates to the viewport
   // scale.
   virtual float windowToViewportScalar(const float) const = 0;
 
-  virtual void scheduleAnimation(Widget*) = 0;
+  virtual void scheduleAnimation(FrameViewBase*) = 0;
 };
 
 }  // namespace blink