Unify runtime-style IC functions with Runtime intrinsics

src/assembler.h

Index: src/assembler.h
diff --git a/src/assembler.h b/src/assembler.h
index 50aec40014c40aa9225ae70400bb2804d6deb7f6..2bc26d8486139cf388baab0361cb24f8f6edffbd 100644
--- a/src/assembler.h
+++ b/src/assembler.h
@@ -805,7 +805,6 @@ class RelocIterator: public Malloced {
 // External function
 
 //----------------------------------------------------------------------------
-class IC_Utility;
 class SCTableReference;
 class Debug_Address;
 
@@ -875,8 +874,6 @@ class ExternalReference BASE_EMBEDDED {
 
   ExternalReference(const Runtime::Function* f, Isolate* isolate);
 
-  ExternalReference(const IC_Utility& ic_utility, Isolate* isolate);
-
   explicit ExternalReference(StatsCounter* counter);
 
   ExternalReference(Isolate::AddressId id, Isolate* isolate);
@@ -991,9 +988,6 @@ class ExternalReference BASE_EMBEDDED {
 
   Address address() const { return reinterpret_cast<Address>(address_); }
 
-  // Function Debug::Break()
-  static ExternalReference debug_break(Isolate* isolate);
-
   // Used to check if single stepping is enabled in generated code.
   static ExternalReference debug_step_in_fp_address(Isolate* isolate);