Print reason for disabling optimization. Kill --trace-bailout flag.

src/lithium.h

Index: src/lithium.h
diff --git a/src/lithium.h b/src/lithium.h
index 923a1594c9d1b07603190c94565985a1d9a335a2..1d5407760c8feba79440b2cb16a134cf7a74c9f4 100644
--- a/src/lithium.h
+++ b/src/lithium.h
@@ -643,7 +643,7 @@ class LLabel;
 // arch-specific LPlatformChunk classes.
 class LChunk: public ZoneObject {
  public:
-  static LChunk* NewChunk(HGraph* graph);
+  static LChunk* NewChunk(HGraph* graph, CompilationInfo* info);
 
   void AddInstruction(LInstruction* instruction, HBasicBlock* block);
   LConstantOperand* DefineConstantOperand(HConstant* constant);