Always pass an Isolate to AssemblerBase

src/debug/debug.cc

 // 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.
 
 #include "src/debug/debug.h"
 
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
@@ skipping 263 matching lines @@
   // Debugger statement always calls debugger. No need to modify it.
   if (IsDebuggerStatement()) return;
 
   // If there is already a break point here just return. This might happen if
   // the same code is flooded with break points twice. Flooding the same
   // function twice might happen when stepping in a function with an exception
   // handler as the handler and the function is the same.
   if (IsDebugBreak()) return;
 
   DCHECK(IsDebugBreakSlot());
-  Builtins* builtins = debug_info_->GetIsolate()->builtins();
+  Isolate* isolate = debug_info_->GetIsolate();
+  Builtins* builtins = isolate->builtins();
   Handle<Code> target =
       IsReturn() ? builtins->Return_DebugBreak() : builtins->Slot_DebugBreak();
-  DebugCodegen::PatchDebugBreakSlot(pc(), target);
+  DebugCodegen::PatchDebugBreakSlot(isolate, pc(), target);
   DCHECK(IsDebugBreak());
 }
 
 
 void BreakLocation::ClearDebugBreak() {
   // Debugger statement always calls debugger. No need to modify it.
   if (IsDebuggerStatement()) return;
 
   DCHECK(IsDebugBreakSlot());
-  DebugCodegen::ClearDebugBreakSlot(pc());
+  DebugCodegen::ClearDebugBreakSlot(debug_info_->GetIsolate(), pc());
   DCHECK(!IsDebugBreak());
 }
 
 
 bool BreakLocation::IsStepInLocation() const {
   return IsConstructCall() || IsCall();
 }
 
 
 bool BreakLocation::IsDebugBreak() const {
@@ skipping 2323 matching lines @@
 }
 
 
 void LockingCommandMessageQueue::Clear() {
   base::LockGuard<base::Mutex> lock_guard(&mutex_);
   queue_.Clear();
 }
 
 }  // namespace internal
 }  // namespace v8