Remove special debug ExternalReferences.

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 978 matching lines @@
 
 ExternalReference ExternalReference::isolate_address(Isolate* isolate) {
   return ExternalReference(isolate);
 }
 
 
 ExternalReference::ExternalReference(const IC_Utility& ic_utility,
                                      Isolate* isolate)
   : address_(Redirect(isolate, ic_utility.address())) {}
 
-ExternalReference::ExternalReference(const Debug_Address& debug_address,
-                                     Isolate* isolate)
-  : address_(debug_address.address(isolate)) {}
 
 ExternalReference::ExternalReference(StatsCounter* counter)
   : address_(reinterpret_cast<Address>(counter->GetInternalPointer())) {}
 
 
 ExternalReference::ExternalReference(Isolate::AddressId id, Isolate* isolate)
   : address_(isolate->get_address_from_id(id)) {}
 
 
 ExternalReference::ExternalReference(const SCTableReference& table_ref)
@@ skipping 412 matching lines @@
   return ExternalReference(entry);
 }
 
 
 ExternalReference ExternalReference::cpu_features() {
   ASSERT(CpuFeatures::initialized_);
   return ExternalReference(&CpuFeatures::supported_);
 }
 
 
+ExternalReference ExternalReference::debug_after_break_target_address(
+    Isolate* isolate) {
+  return ExternalReference(isolate->debug()->after_break_target_address());
+}
+
+
+ExternalReference
+    ExternalReference::debug_restarter_frame_function_pointer_address(
+        Isolate* isolate) {
+  return ExternalReference(
+      isolate->debug()->restarter_frame_function_pointer_address());
+}
+
+
 double power_helper(double x, double y) {
   int y_int = static_cast<int>(y);
   if (y == y_int) {
     return power_double_int(x, y_int);  // Returns 1 if exponent is 0.
   }
   if (y == 0.5) {
     return (std::isinf(x)) ? V8_INFINITY
                            : fast_sqrt(x + 0.0);  // Convert -0 to +0.
   }
   if (y == -0.5) {
@@ skipping 191 matching lines @@
       r2 = r2 - ad;
     }
     delta = ad - r2;
   } while (q1 < delta || (q1 == delta && r1 == 0));
   int32_t mul = static_cast<int32_t>(q2 + 1);
   multiplier_ = (d < 0) ? -mul : mul;
   shift_ = p - 32;
 }
 
 } }  // namespace v8::internal