Add fast/inline to virtual/slimmingpaint and make the tests pass

Source/core/paint/LineBoxListPainter.cpp

Index: Source/core/paint/LineBoxListPainter.cpp
diff --git a/Source/core/paint/LineBoxListPainter.cpp b/Source/core/paint/LineBoxListPainter.cpp
index d852e132f1f64472b3928e10be3f7109859b505b..ee77518b12c7006e173109c577e98fe5f9f1add2 100644
--- a/Source/core/paint/LineBoxListPainter.cpp
+++ b/Source/core/paint/LineBoxListPainter.cpp
@@ -47,11 +47,8 @@ void LineBoxListPainter::paint(RenderBoxModelObject* renderer, PaintInfo& paintI
     }
 
     if (info.phase == PaintPhaseOutline || info.phase == PaintPhaseSelfOutline || info.phase == PaintPhaseChildOutlines) {
-        ListHashSet<RenderInline*>::iterator end = info.outlineObjects()->end();
-        for (ListHashSet<RenderInline*>::iterator it = info.outlineObjects()->begin(); it != end; ++it) {
-            RenderInline* flow = *it;
+        for (RenderInline* flow : *info.outlineObjects())
             InlinePainter(*flow).paintOutline(info, paintOffset);
-        }
         info.outlineObjects()->clear();
     }
 }