Create a minimal webkit_common static library for use in browser process

public/platform/WebPrivatePtr.h

Index: public/platform/WebPrivatePtr.h
diff --git a/public/platform/WebPrivatePtr.h b/public/platform/WebPrivatePtr.h
index 7afa43688bf571014c32919f7325d71a9f6f9eb0..99fbbd3e176b24f6594ed42a8fe36e074aa31a97 100644
--- a/public/platform/WebPrivatePtr.h
+++ b/public/platform/WebPrivatePtr.h
@@ -1,146 +1 @@
-/*
- * Copyright (C) 2010 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef WebPrivatePtr_h
-#define WebPrivatePtr_h
-
-#include "WebCommon.h"
-
-#if WEBKIT_IMPLEMENTATION
-#include <wtf/PassRefPtr.h>
-#endif
-
-namespace WebKit {
-
-// This class is an implementation detail of the WebKit API.  It exists
-// to help simplify the implementation of WebKit interfaces that merely
-// wrap a reference counted WebCore class.
-//
-// A typical implementation of a class which uses WebPrivatePtr might look like
-// this:
-//    class WebFoo {
-//    public:
-//        virtual ~WebFoo() { }  // Only necessary if WebFoo will be used as a
-//                               // base class.
-//        WebFoo() { }
-//        WebFoo(const WebFoo& other) { assign(other); }
-//        WebFoo& operator=(const WebFoo& other)
-//        {
-//            assign(other);
-//            return *this;
-//        }
-//        WEBKIT_EXPORT void assign(const WebFoo&);  // Implemented in the body.
-//
-//        // Methods that are exposed to Chromium and which are specific to
-//        // WebFoo go here.
-//        WEBKIT_EXPORT doWebFooThing();
-//
-//        // Methods that are used only by other WebKit/chromium API classes
-//        // should only be declared when WEBKIT_IMPLEMENTATION is set.
-//    #if WEBKIT_IMPLEMENTATION
-//        WebFoo(const WTF::PassRefPtr<WebCore::Foo>&);
-//    #endif
-//
-//    private:
-//        WebPrivatePtr<WebCore::Foo> m_private;
-//    };
-//
-template <typename T>
-class WebPrivatePtr {
-public:
-    WebPrivatePtr() : m_ptr(0) { }
-    ~WebPrivatePtr() { WEBKIT_ASSERT(!m_ptr); }
-
-    bool isNull() const { return !m_ptr; }
-
-#if WEBKIT_IMPLEMENTATION
-    WebPrivatePtr(const PassRefPtr<T>& prp)
-        : m_ptr(prp.leakRef())
-    {
-    }
-
-    void reset()
-    {
-        assign(0);
-    }
-
-    WebPrivatePtr<T>& operator=(const WebPrivatePtr<T>& other)
-    {
-        T* p = other.m_ptr;
-        if (p)
-            p->ref();
-        assign(p);
-        return *this;
-    }
-
-    WebPrivatePtr<T>& operator=(const PassRefPtr<T>& prp)
-    {
-        assign(prp.leakRef());
-        return *this;
-    }
-
-    T* get() const
-    {
-        return m_ptr;
-    }
-
-    T* operator->() const
-    {
-        ASSERT(m_ptr);
-        return m_ptr;
-    }
-#endif
-
-private:
-#if WEBKIT_IMPLEMENTATION
-    void assign(T* p)
-    {
-        // p is already ref'd for us by the caller
-        if (m_ptr)
-            m_ptr->deref();
-        m_ptr = p;
-    }
-#else
-    // Disable the assignment operator; we define it above for when
-    // WEBKIT_IMPLEMENTATION is set, but we need to make sure that it is not
-    // used outside there; the compiler-provided version won't handle reference
-    // counting properly.
-    WebPrivatePtr<T>& operator=(const WebPrivatePtr<T>& other);
-#endif
-    // Disable the copy constructor; classes that contain a WebPrivatePtr
-    // should implement their copy constructor using assign().
-    WebPrivatePtr(const WebPrivatePtr<T>&);
-
-    T* m_ptr;
-};
-
-} // namespace WebKit
-
-#endif
+#include "../common/WebPrivatePtr.h"