Adding GetStreamInfo functionality (and passing corresponding unit test).

command_buffer/service/win/d3d9/gapi_d3d9.h

 /*
  * Copyright 2009, 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.
@@ skipping 177 matching lines @@
   // Implements the SetParamData function for D3D9.
   virtual ParseError SetParamData(ResourceID id,
                                   unsigned int size,
                                   const void *data);
 
   // Implements the GetParamDesc function for D3D9.
   virtual ParseError GetParamDesc(ResourceID id,
                                   unsigned int size,
                                   void *data);
 
+  // Implements the GetStreamCount function for D3D9.
+  virtual ParseError GetStreamCount(ResourceID id,
+                                    unsigned int size,
+                                    void *data);
+
+  // Implements the GetStreamDesc function for D3D9.
+  virtual ParseError GetStreamDesc(ResourceID id,
+                                   unsigned int index,
+                                   unsigned int size,
+                                   void *data);
+
   // Implements the CreateTexture2D function for D3D9.
   virtual ParseError CreateTexture2D(ResourceID id,
                                      unsigned int width,
                                      unsigned int height,
                                      unsigned int levels,
                                      texture::Format format,
                                      unsigned int flags);
 
   // Implements the CreateTexture3D function for D3D9.
   virtual ParseError CreateTexture3D(ResourceID id,
@@ skipping 167 matching lines @@
   ResourceMap<EffectD3D9> effects_;
   ResourceMap<EffectParamD3D9> effect_params_;
   ResourceMap<TextureD3D9> textures_;
   ResourceMap<SamplerD3D9> samplers_;
 };
 
 }  // namespace command_buffer
 }  // namespace o3d
 
 #endif  // O3D_COMMAND_BUFFER_SERVICE_WIN_D3D9_GAPI_D3D9_H__