Pass the graph to the DOTGraphTraits.getEdgeAttributes().

This follows the interface of getNodeAttributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126562 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ScheduleDAGPrinter.cpp b/lib/CodeGen/ScheduleDAGPrinter.cpp
index 027f615..4b55a22 100644
--- a/lib/CodeGen/ScheduleDAGPrinter.cpp
+++ b/lib/CodeGen/ScheduleDAGPrinter.cpp
@@ -51,7 +51,8 @@
     /// If you want to override the dot attributes printed for a particular
     /// edge, override this method.
     static std::string getEdgeAttributes(const SUnit *Node,
-                                         SUnitIterator EI) {
+                                         SUnitIterator EI,
+                                         const ScheduleDAG *Graph) {
       if (EI.isArtificialDep())
         return "color=cyan,style=dashed";
       if (EI.isCtrlDep())
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
index 76eb945..cd1647b 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
@@ -90,7 +90,8 @@
     /// If you want to override the dot attributes printed for a particular
     /// edge, override this method.
     template<typename EdgeIter>
-    static std::string getEdgeAttributes(const void *Node, EdgeIter EI) {
+    static std::string getEdgeAttributes(const void *Node, EdgeIter EI,
+                                         const SelectionDAG *Graph) {
       SDValue Op = EI.getNode()->getOperand(EI.getOperand());
       EVT VT = Op.getValueType();
       if (VT == MVT::Glue)