Remove code object from StackHandler.

src/isolate.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 <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
 
 #include "src/v8.h"
@@ skipping 1058 matching lines @@
     // For JSEntryStub frames we always have a handler.
     if (frame->is_entry() || frame->is_entry_construct()) {
       StackHandler* handler = frame->top_handler();
       DCHECK_EQ(StackHandler::JS_ENTRY, handler->kind());
       DCHECK_EQ(0, handler->index());
 
       // Restore the next handler.
       thread_local_top()->handler_ = handler->next()->address();
 
       // Gather information from the handler.
-      code = handler->code();
+      code = frame->LookupCode();
       handler_sp = handler->address() + StackHandlerConstants::kSize;
       offset = Smi::cast(code->handler_table()->get(0))->value();
       break;
     }
 
     // For JavaScript frames which have a handler, we use the handler.
     if (frame->is_java_script() && catchable_by_js && frame->HasHandler()) {
       StackHandler* handler = frame->top_handler();
       DCHECK_NE(StackHandler::JS_ENTRY, handler->kind());
 
       // Restore the next handler.
       thread_local_top()->handler_ = handler->next()->address();
 
       // Gather information from the handler.
-      code = handler->code();
+      code = frame->LookupCode();
       context = handler->context();
       offset = Smi::cast(code->handler_table()->get(handler->index()))->value();
       handler_sp = handler->address() + StackHandlerConstants::kSize;
       handler_fp = handler->frame_pointer();
       break;
     }
 
     // For optimized frames we perform a lookup in the handler table.
     if (frame->is_optimized() && catchable_by_js) {
       Code* frame_code = frame->LookupCode();
@@ skipping 1554 matching lines @@
   if (prev_ && prev_->Intercept(flag)) return true;
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 } }  // namespace v8::internal