Remove grab-bag includes of v8.h from everywhere.

src/base/smart-pointers.h

 // Copyright 2011 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.
 
 #ifndef V8_BASE_SMART_POINTERS_H_
 #define V8_BASE_SMART_POINTERS_H_
 
+#include "src/base/logging.h"
+
 namespace v8 {
 namespace base {
 
 template <typename Deallocator, typename T>
 class SmartPointerBase {
  public:
   // Default constructor. Constructs an empty scoped pointer.
   SmartPointerBase() : p_(NULL) {}
 
   // Constructs a scoped pointer from a plain one.
@@ skipping 95 matching lines @@
   explicit SmartPointer(T* ptr)
       : SmartPointerBase<ObjectDeallocator<T>, T>(ptr) {}
   SmartPointer(const SmartPointer<T>& rhs)
       : SmartPointerBase<ObjectDeallocator<T>, T>(rhs) {}
 };
 
 }  // namespace base
 }  // namespace v8
 
 #endif  // V8_SMART_POINTERS_H_