cc: Use gfx:: Geometry types for positions, bounds, and related things.

cc/render_surface.cc

Index: cc/render_surface.cc
diff --git a/cc/render_surface.cc b/cc/render_surface.cc
index cac1d65acb1f1d76a7b6e03efcfc01ce43b389a9..3662800664d066b4c7406d203d5ac130e6a928c9 100644
--- a/cc/render_surface.cc
+++ b/cc/render_surface.cc
@@ -28,11 +28,11 @@ RenderSurface::~RenderSurface()
 {
 }
 
-FloatRect RenderSurface::drawableContentRect() const
+gfx::RectF RenderSurface::drawableContentRect() const
 {
-    FloatRect drawableContentRect = MathUtil::mapClippedRect(m_drawTransform, m_contentRect);
+    gfx::RectF drawableContentRect = MathUtil::mapClippedRect(m_drawTransform, m_contentRect);
     if (m_owningLayer->hasReplica())
-        drawableContentRect.unite(MathUtil::mapClippedRect(m_replicaDrawTransform, m_contentRect));
+        drawableContentRect.Union(MathUtil::mapClippedRect(m_replicaDrawTransform, m_contentRect));
     return drawableContentRect;
 }