Remove grab-bag includes of v8.h from runtime entries.

src/runtime/runtime-futex.cc

 // Copyright 2015 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/futex-emulation.h"
-
-#include "src/v8.h"
+#include "src/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/base/platform/time.h"
+#include "src/conversions-inl.h"
+#include "src/futex-emulation.h"
 #include "src/globals.h"
-#include "src/runtime/runtime-utils.h"
 
 // Implement Futex API for SharedArrayBuffers as defined in the
 // SharedArrayBuffer draft spec, found here:
 // https://github.com/lars-t-hansen/ecmascript_sharedmem
 
 namespace v8 {
 namespace internal {
 
 RUNTIME_FUNCTION(Runtime_AtomicsFutexWait) {
   HandleScope scope(isolate);
@@ skipping 62 matching lines @@
   RUNTIME_ASSERT(index < NumberToSize(isolate, sta->length()));
   RUNTIME_ASSERT(sta->type() == kExternalInt32Array);
 
   Handle<JSArrayBuffer> array_buffer = sta->GetBuffer();
   size_t addr = index << 2;
 
   return FutexEmulation::NumWaitersForTesting(isolate, array_buffer, addr);
 }
 }
 }  // namespace v8::internal