Move rendering/RenderObject to layout/LayoutObject.

Source/core/rendering/RenderImageResourceStyleImage.h

Index: Source/core/rendering/RenderImageResourceStyleImage.h
diff --git a/Source/core/rendering/RenderImageResourceStyleImage.h b/Source/core/rendering/RenderImageResourceStyleImage.h
index 2cb81f8236375338b98debeca53e09c6206208d4..df4d77ed0fc3ce58b6a401aece8ecc8acbd6ec18 100644
--- a/Source/core/rendering/RenderImageResourceStyleImage.h
+++ b/Source/core/rendering/RenderImageResourceStyleImage.h
@@ -32,7 +32,7 @@
 
 namespace blink {
 
-class RenderObject;
+class LayoutObject;
 
 class RenderImageResourceStyleImage final : public RenderImageResource {
 public:
@@ -42,7 +42,7 @@ public:
     {
         return adoptPtr(new RenderImageResourceStyleImage(styleImage));
     }
-    virtual void initialize(RenderObject*) override;
+    virtual void initialize(LayoutObject*) override;
     virtual void shutdown() override;
 
     virtual bool hasImage() const override { return true; }