[Intepreter] Don't throw reference errors for globals in typeof.

test/unittests/interpreter/bytecode-array-builder-unittest.cc

 // Copyright 2014 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/v8.h"
 
 #include "src/interpreter/bytecode-array-builder.h"
 #include "src/interpreter/bytecode-array-iterator.h"
 #include "test/unittests/test-utils.h"
 
@@ skipping 26 matching lines @@
       .LoadNull()
       .LoadTheHole()
       .LoadTrue()
       .LoadFalse();
 
   // Emit accumulator transfers.
   Register reg(0);
   builder.LoadAccumulatorWithRegister(reg).StoreAccumulatorInRegister(reg);
 
   // Emit global load / store operations.
-  builder.LoadGlobal(0, 1, LanguageMode::SLOPPY)
-      .LoadGlobal(0, 1, LanguageMode::STRICT)
+  builder.LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::NOT_INSIDE_TYPEOF)
+      .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::NOT_INSIDE_TYPEOF)
+      .LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::INSIDE_TYPEOF)
+      .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::INSIDE_TYPEOF)
       .StoreGlobal(0, 1, LanguageMode::SLOPPY)
       .StoreGlobal(0, 1, LanguageMode::STRICT);
 
   // Emit wide global load / store operations.
-  builder.LoadGlobal(0, 1024, LanguageMode::SLOPPY)
-      .LoadGlobal(1024, 1, LanguageMode::STRICT)
+  builder.LoadGlobal(0, 1024, LanguageMode::SLOPPY,
+                     TypeofMode::NOT_INSIDE_TYPEOF)
+      .LoadGlobal(1024, 1, LanguageMode::STRICT, TypeofMode::NOT_INSIDE_TYPEOF)
+      .LoadGlobal(0, 1024, LanguageMode::SLOPPY, TypeofMode::INSIDE_TYPEOF)
+      .LoadGlobal(1024, 1, LanguageMode::STRICT, TypeofMode::INSIDE_TYPEOF)
       .StoreGlobal(0, 1024, LanguageMode::SLOPPY)
       .StoreGlobal(1024, 1, LanguageMode::STRICT);
 
   // Emit context operations.
   builder.PushContext(reg);
   builder.PopContext(reg);
   builder.LoadContextSlot(reg, 1);
   builder.StoreContextSlot(reg, 1);
 
   // Emit load / store property operations.
@@ skipping 627 matching lines @@
 
   CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn);
   iterator.Advance();
   CHECK(iterator.done());
 }
 
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8