Remove obsolete src/v8.h include from compiler cctests.

test/cctest/compiler/test-js-constant-cache.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.
 
 // TODO(jochen): Remove this after the setting is turned on globally.
 #define V8_IMMINENT_DEPRECATION_WARNINGS
 
-#include "src/v8.h"
-
 #include "src/assembler.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/node-properties.h"
 #include "src/compiler/typer.h"
 #include "src/types.h"
 #include "test/cctest/cctest.h"
 #include "test/cctest/compiler/value-helper.h"
 
 using namespace v8::internal;
 using namespace v8::internal::compiler;
@@ skipping 449 matching lines @@
       T.Constant(1.11),
       T.ExternalConstant(ExternalReference::address_of_one_half())};
 
   NodeVector nodes(T.main_zone());
   T.GetCachedNodes(&nodes);
 
   for (size_t i = 0; i < arraysize(constants); i++) {
     CHECK(Contains(&nodes, constants[i]));
   }
 }