Always pass an Isolate to AssemblerBase

src/debug/debug.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_DEBUG_DEBUG_H_
 #define V8_DEBUG_DEBUG_H_
 
 #include "src/allocation.h"
 #include "src/arguments.h"
 #include "src/assembler.h"
@@ skipping 765 matching lines @@
   // FrameDropper is a code replacement for a JavaScript frame with possibly
   // several frames above.
   // There is no calling conventions here, because it never actually gets
   // called, it only gets returned to.
   static void GenerateFrameDropperLiveEdit(MacroAssembler* masm);
 
 
   static void GenerateSlot(MacroAssembler* masm, RelocInfo::Mode mode,
                            int call_argc = -1);
 
-  static void PatchDebugBreakSlot(Address pc, Handle<Code> code);
-  static void ClearDebugBreakSlot(Address pc);
+  static void PatchDebugBreakSlot(Isolate* isolate, Address pc,
+                                  Handle<Code> code);
+  static void ClearDebugBreakSlot(Isolate* isolate, Address pc);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_DEBUG_DEBUG_H_