Convert resources to take an instance key instead of an Instance*.

ppapi/cpp/graphics_3d.h

 // Copyright (c) 2012 The Chromium 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 PPAPI_CPP_GRAPHICS_3D_H_
 #define PPAPI_CPP_GRAPHICS_3D_H_
 
 #include "ppapi/c/ppb_graphics_3d.h"
 #include "ppapi/cpp/resource.h"
 
 /// @file
 /// This file defines the API to create a 3D rendering context in the browser.
 namespace pp {
 
 class CompletionCallback;
-class Instance;
+class InstanceHandle;
 
 /// This class represents a 3D rendering context in the browser.
 class Graphics3D : public Resource {
  public:
   /// Default constructor for creating an is_null() Graphics3D object.
   Graphics3D();
 
   /// A constructor for creating and and initializing a 3D rendering context.
   /// The returned context is created off-screen and must be attached
   /// to a module instance using <code>Instance::BindGraphics</code> to draw on
   /// the web page.
   ///
-  /// @param[in] instance The instance that will own the new Graphics3D.
+  /// @param[in] instance The instance with which this resource will be
+  /// associated.
   ///
   /// @param[in] attrib_list The list of attributes (name=value pairs) for the
   /// context. The list is terminated with
   /// <code>PP_GRAPHICS3DATTRIB_NONE</code>. The <code>attrib_list</code> may
   /// be <code>NULL</code> or empty (first attribute is
   /// <code>PP_GRAPHICS3DATTRIB_NONE</code>). If an attribute is not specified
   /// in <code>attrib_list</code>, then the default value is used.
   ///
   /// Attributes are classified into two categories:
   ///
@@ skipping 14 matching lines @@
   /// <code>PP_GRAPHICS3DATTRIB_SAMPLE_BUFFERS</code>
   ///
   /// Exact attributes are:
   ///
   /// <code>PP_GRAPHICS3DATTRIB_WIDTH</code> Default 0
   /// <code>PP_GRAPHICS3DATTRIB_HEIGHT</code> Default 0
   /// <code>PP_GRAPHICS3DATTRIB_SWAP_BEHAVIOR</code>
   /// Default: Implementation defined.
   ///
   /// On failure, the object will be is_null().
-  Graphics3D(const Instance* instance,
+  Graphics3D(const InstanceHandle& instance,
              const int32_t attrib_list[]);
 
   /// A constructor for creating and initializing a 3D rendering context. The
   /// returned context is created off-screen. It must be attached to a
   /// module instance using <code>Instance::BindGraphics</code> to draw on the
   /// web page.
   ///
   /// This constructor is identical to the 2-argument version except that this
   /// version allows sharing of resources with another context.
   ///
   /// @param[in] instance The instance that will own the new Graphics3D.
   ///
   /// @param[in] share_context Specifies the context with which all
   /// shareable data will be shared. The shareable data is defined by the
   /// client API (note that for OpenGL and OpenGL ES, shareable data excludes
   /// texture objects named 0). An arbitrary number of Graphics3D resources
   /// can share data in this fashion.
   //
   /// @param[in] attrib_list The list of attributes for the context. See the
   /// 2-argument version of this constructor for more information.
   ///
   /// On failure, the object will be is_null().
-  Graphics3D(const Instance* instance,
+  Graphics3D(const InstanceHandle& instance,
              const Graphics3D& share_context,
              const int32_t attrib_list[]);
 
   /// Destructor.
   ~Graphics3D();
 
   /// GetAttribs() retrieves the value for each attribute in
   /// <code>attrib_list</code>. The list has the same structure as described
   /// for the constructor. All attribute values specified in
   /// <code>pp_graphics_3d.h</code> can be retrieved.
@@ skipping 85 matching lines @@
   ///
   /// @return An int32_t containing <code>PP_ERROR_BADRESOURCE</code> if
   /// context is invalid or <code>PP_ERROR_BADARGUMENT</code> if callback is
   /// invalid.
   int32_t SwapBuffers(const CompletionCallback& cc);
 };
 
 }  // namespace pp
 
 #endif  // PPAPI_CPP_GRAPHICS_3D_H_