Change all uses of the RoundedRect class to use FloatRoundedRect instead.

Source/platform/geometry/FloatRoundedRect.h

Index: Source/platform/geometry/FloatRoundedRect.h
diff --git a/Source/platform/geometry/FloatRoundedRect.h b/Source/platform/geometry/FloatRoundedRect.h
index 9e3b4c4b6a53422505d05f6a9c09e35200b4000c..0147abdd0f91d1148da9577c59ee933e906c2e67 100644
--- a/Source/platform/geometry/FloatRoundedRect.h
+++ b/Source/platform/geometry/FloatRoundedRect.h
@@ -74,6 +74,8 @@ public:
         void shrink(float topWidth, float bottomWidth, float leftWidth, float rightWidth) { expand(-topWidth, -bottomWidth, -leftWidth, -rightWidth); }
         void shrink(float size) { shrink(size, size, size, size); }
 
+        void includeLogicalEdges(const Radii& edges, bool isHorizontal, bool includeLogicalLeftEdge, bool includeLogicalRightEdge);
+
     private:
         FloatSize m_topLeft;
         FloatSize m_topRight;
@@ -94,10 +96,14 @@ public:
     void setRadii(const Radii& radii) { m_radii = radii; }
 
     void move(const FloatSize& size) { m_rect.move(size); }
-    void inflate(float size) { m_rect.inflate(size);  }
+    void inflateWithRadii(int size);
+    void inflate(float size) { m_rect.inflate(size); }
     void expandRadii(float size) { m_radii.expand(size); }
     void shrinkRadii(float size) { m_radii.shrink(size); }
 
+    // Returns a quickly computed rect enclosed by the rounded rect.
+    FloatRect radiusCenterRect() const;
+
     FloatRect topLeftCorner() const
     {
         return FloatRect(m_rect.x(), m_rect.y(), m_radii.topLeft().width(), m_radii.topLeft().height());
@@ -117,6 +123,15 @@ public:
 
     bool xInterceptsAtY(float y, float& minXIntercept, float& maxXIntercept) const;
 
+    void includeLogicalEdges(const Radii& edges, bool isHorizontal, bool includeLogicalLeftEdge, bool includeLogicalRightEdge);
+
+    // Tests whether the quad intersects any part of this rounded rectangle.
+    // This only works for convex quads.
+    bool intersectsQuad(const FloatQuad&) const;
+
+    void adjustRadii();
+    bool isRenderable() const;
+
 private:
     FloatRect m_rect;
     Radii m_radii;
@@ -127,6 +142,13 @@ inline bool operator==(const FloatRoundedRect::Radii& a, const FloatRoundedRect:
     return a.topLeft() == b.topLeft() && a.topRight() == b.topRight() && a.bottomLeft() == b.bottomLeft() && a.bottomRight() == b.bottomRight();
 }
 
+
+inline bool operator!=(const FloatRoundedRect::Radii& a, const FloatRoundedRect::Radii& b)
+{
+    return !(a == b);
+}
+
+
 inline bool operator==(const FloatRoundedRect& a, const FloatRoundedRect& b)
 {
     return a.rect() == b.rect() && a.radii() == b.radii();