Start using OStreams.

src/ic.h

Index: src/ic.h
diff --git a/src/ic.h b/src/ic.h
index c2d0c32e311e457f34326ba03a8f1815ecd46dce..19146acc7ca5217076ed9d9620dbaf53749420a2 100644
--- a/src/ic.h
+++ b/src/ic.h
@@ -354,8 +354,6 @@ class CallIC: public IC {
 
     bool CallAsMethod() const { return call_type_ == METHOD; }
 
-    void Print(StringStream* stream) const;
-
    private:
     class ArgcBits: public BitField<int, 0, Code::kArgumentsBits> {};
     class CallTypeBits: public BitField<CallType, Code::kArgumentsBits, 1> {};
@@ -392,6 +390,9 @@ class CallIC: public IC {
 };
 
 
+OStream& operator<<(OStream& os, const CallIC::State& s);
+
+
 class LoadIC: public IC {
  public:
   // ExtraICState bits
@@ -862,8 +863,6 @@ class BinaryOpIC: public IC {
     }
     Type* GetResultType(Zone* zone) const;
 
-    void Print(StringStream* stream) const;
-
     void Update(Handle<Object> left,
                 Handle<Object> right,
                 Handle<Object> result);
@@ -871,6 +870,8 @@ class BinaryOpIC: public IC {
     Isolate* isolate() const { return isolate_; }
 
    private:
+    friend OStream& operator<<(OStream& os, const BinaryOpIC::State& s);
+
     enum Kind { NONE, SMI, INT32, NUMBER, STRING, GENERIC };
 
     Kind UpdateKind(Handle<Object> object, Kind kind) const;
@@ -912,6 +913,9 @@ class BinaryOpIC: public IC {
 };
 
 
+OStream& operator<<(OStream& os, const BinaryOpIC::State& s);
+
+
 class CompareIC: public IC {
  public:
   // The type/state lattice is defined by the following inequations: