[stubs] Don't pass name to Load/StoreGlobalViaContext stubs.

src/hydrogen.cc

 // Copyright 2013 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/hydrogen.h"
 
 #include <sstream>
 
 #include "src/v8.h"
 
@@ skipping 5551 matching lines @@
           return ast_context()->ReturnInstruction(instr, expr->id());
         }
       } else if (variable->IsGlobalSlot()) {
         DCHECK(variable->index() > 0);
         DCHECK(variable->IsStaticGlobalObjectProperty());
         // Each var occupies two slots in the context: for reads and writes.
         int slot_index = variable->index();
         int depth = scope()->ContextChainLength(variable->scope());
 
         HLoadGlobalViaContext* instr =
-            New<HLoadGlobalViaContext>(variable->name(), depth, slot_index);
+            New<HLoadGlobalViaContext>(depth, slot_index);
         return ast_context()->ReturnInstruction(instr, expr->id());
 
       } else {
         HValue* global_object = Add<HLoadNamedField>(
             context(), nullptr,
             HObjectAccess::ForContextSlot(Context::GLOBAL_OBJECT_INDEX));
         HLoadGlobalGeneric* instr = New<HLoadGlobalGeneric>(
             global_object, variable->name(), ast_context()->typeof_mode());
         instr->SetVectorAndSlot(handle(current_feedback_vector(), isolate()),
                                 expr->VariableFeedbackSlot());
@@ skipping 1211 matching lines @@
       Add<HSimulate>(ast_id, REMOVABLE_SIMULATE);
     }
   } else if (var->IsGlobalSlot()) {
     DCHECK(var->index() > 0);
     DCHECK(var->IsStaticGlobalObjectProperty());
     // Each var occupies two slots in the context: for reads and writes.
     int slot_index = var->index() + 1;
     int depth = scope()->ContextChainLength(var->scope());
 
     HStoreGlobalViaContext* instr = Add<HStoreGlobalViaContext>(
-        var->name(), value, depth, slot_index, function_language_mode());
+        value, depth, slot_index, function_language_mode());
     USE(instr);
     DCHECK(instr->HasObservableSideEffects());
     Add<HSimulate>(ast_id, REMOVABLE_SIMULATE);
 
   } else {
     HValue* global_object = Add<HLoadNamedField>(
         context(), nullptr,
         HObjectAccess::ForContextSlot(Context::GLOBAL_OBJECT_INDEX));
     HStoreNamedGeneric* instr =
         Add<HStoreNamedGeneric>(global_object, var->name(), value,
@@ skipping 6520 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8