Revert "VM: New calling convention for generated code."

runtime/vm/debugger.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_DEBUGGER_H_
 #define VM_DEBUGGER_H_
 
 #include "include/dart_tools_api.h"
 
 #include "vm/object.h"
@@ skipping 173 matching lines @@
   bool IsInternal() const { return bpt_location_ == NULL; }
 
   RawScript* SourceCode();
   RawString* SourceUrl();
   intptr_t LineNumber();
 
   void Enable();
   void Disable();
   bool IsEnabled() const { return is_enabled_; }
 
-  RawCode* OrigStubAddress() const;
+  uword OrigStubAddress() const;
 
  private:
   void VisitObjectPointers(ObjectPointerVisitor* visitor);
 
   BreakpointLocation* bpt_location() const { return bpt_location_; }
   void set_bpt_location(BreakpointLocation* value) { bpt_location_ = value; }
 
   void set_next(CodeBreakpoint* value) { next_ = value; }
   CodeBreakpoint* next() const { return this->next_; }
 
   void PatchCode();
   void RestoreCode();
 
   RawCode* code_;
   intptr_t token_pos_;
   uword pc_;
   intptr_t line_number_;
   bool is_enabled_;
 
   BreakpointLocation* bpt_location_;
   CodeBreakpoint* next_;
 
   RawPcDescriptors::Kind breakpoint_kind_;
-  RawCode* saved_value_;
+  uword saved_value_;
 
   friend class Debugger;
   DISALLOW_COPY_AND_ASSIGN(CodeBreakpoint);
 };
 
 
 // ActivationFrame represents one dart function activation frame
 // on the call stack.
 class ActivationFrame : public ZoneAllocated {
  public:
@@ skipping 329 matching lines @@
 
   void SignalBpReached();
   void DebuggerStepCallback();
 
   void BreakHere(const String& msg);
 
   void SignalExceptionThrown(const Instance& exc);
   void SignalIsolateEvent(DebuggerEvent::EventType type);
   static void SignalIsolateInterrupted();
 
-  RawCode* GetPatchedStubAddress(uword breakpoint_address);
+  uword GetPatchedStubAddress(uword breakpoint_address);
 
   void PrintBreakpointsToJSONArray(JSONArray* jsarr) const;
   void PrintSettingsToJSONObject(JSONObject* jsobj) const;
 
   static bool IsDebuggable(const Function& func);
 
   intptr_t limitBreakpointId() { return next_id_; }
 
  private:
   enum ResumeAction {
@@ skipping 113 matching lines @@
 
   friend class Isolate;
   friend class BreakpointLocation;
   DISALLOW_COPY_AND_ASSIGN(Debugger);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_DEBUGGER_H_