[ic] Don't pass receiver and name to LoadGlobalIC.

src/crankshaft/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/crankshaft/hydrogen.h"
 
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
 #include "src/ast/ast-numbering.h"
@@ skipping 5878 matching lines @@
             instr = New<HLoadNamedField>(cell_constant, nullptr, access);
           } else {
             instr = New<HLoadNamedField>(cell_constant, nullptr, access,
                                          field_maps, HType::HeapObject());
           }
           instr->ClearDependsOnFlag(kInobjectFields);
           instr->SetDependsOnFlag(kGlobalVars);
           return ast_context()->ReturnInstruction(instr, expr->id());
         }
       } else {
-        HValue* global_object = Add<HLoadNamedField>(
-            BuildGetNativeContext(), nullptr,
-            HObjectAccess::ForContextSlot(Context::EXTENSION_INDEX));
         Handle<TypeFeedbackVector> vector(current_feedback_vector(), isolate());
         HLoadGlobalGeneric* instr = New<HLoadGlobalGeneric>(
-            global_object, variable->name(), ast_context()->typeof_mode(),
-            vector, expr->VariableFeedbackSlot());
+            variable->name(), ast_context()->typeof_mode(), vector,
+            expr->VariableFeedbackSlot());
         return ast_context()->ReturnInstruction(instr, expr->id());
       }
     }
 
     case VariableLocation::PARAMETER:
     case VariableLocation::LOCAL: {
       HValue* value = LookupAndMakeLive(variable);
       if (value == graph()->GetConstantHole()) {
         DCHECK(IsDeclaredVariableMode(variable->mode()) &&
                variable->mode() != VAR);
@@ skipping 7775 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8