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

src/runtime/runtime-maths.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/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/assembler.h"
 #include "src/codegen.h"
-#include "src/runtime/runtime-utils.h"
 #include "src/third_party/fdlibm/fdlibm.h"
 
-
 namespace v8 {
 namespace internal {
 
 #define RUNTIME_UNARY_MATH(Name, name)                       \
   RUNTIME_FUNCTION(Runtime_Math##Name) {                     \
     HandleScope scope(isolate);                              \
     DCHECK(args.length() == 1);                              \
     isolate->counters()->math_##name()->Increment();         \
     CONVERT_DOUBLE_ARG_CHECKED(x, 0);                        \
     return *isolate->factory()->NewHeapNumber(std::name(x)); \
@@ skipping 217 matching lines @@
 RUNTIME_FUNCTION(Runtime_IsMinusZero) {
   SealHandleScope shs(isolate);
   DCHECK(args.length() == 1);
   CONVERT_ARG_CHECKED(Object, obj, 0);
   if (!obj->IsHeapNumber()) return isolate->heap()->false_value();
   HeapNumber* number = HeapNumber::cast(obj);
   return isolate->heap()->ToBoolean(IsMinusZero(number->value()));
 }
 }  // namespace internal
 }  // namespace v8