[turbofan] escape analysis bugfixes that got reverted with https://codereview.chromium.org/26809730…

src/compiler/escape-analysis.h

Index: src/compiler/escape-analysis.h
diff --git a/src/compiler/escape-analysis.h b/src/compiler/escape-analysis.h
index 34960dde83f91fb8c1a25aadf3cc514f18b2c109..52edc4be0b25b7f0989ed701bd60ef2330b3da61 100644
--- a/src/compiler/escape-analysis.h
+++ b/src/compiler/escape-analysis.h
@@ -26,9 +26,10 @@ class V8_EXPORT_PRIVATE EscapeAnalysis {
   EscapeAnalysis(Graph* graph, CommonOperatorBuilder* common, Zone* zone);
   ~EscapeAnalysis();
 
-  void Run();
+  bool Run();
 
   Node* GetReplacement(Node* node);
+  Node* ResolveReplacement(Node* node);
   bool IsVirtual(Node* node);
   bool IsEscaped(Node* node);
   bool CompareVirtualObjects(Node* left, Node* right);
@@ -59,7 +60,6 @@ class V8_EXPORT_PRIVATE EscapeAnalysis {
                                        Node* node);
 
   Node* replacement(Node* node);
-  Node* ResolveReplacement(Node* node);
   bool UpdateReplacement(VirtualState* state, Node* node, Node* rep);
 
   VirtualObject* GetVirtualObject(VirtualState* state, Node* node);