Convert //ppapi to use std::unique_ptr

ppapi/shared_impl/ppb_graphics_3d_shared.h

Index: ppapi/shared_impl/ppb_graphics_3d_shared.h
diff --git a/ppapi/shared_impl/ppb_graphics_3d_shared.h b/ppapi/shared_impl/ppb_graphics_3d_shared.h
index 75f09312c0b111ee5c5df0186e52cb077adad1e6..7e11f6cd526390085fa470f15f35260654834ce4 100644
--- a/ppapi/shared_impl/ppb_graphics_3d_shared.h
+++ b/ppapi/shared_impl/ppb_graphics_3d_shared.h
@@ -7,8 +7,9 @@
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/shared_impl/ppapi_shared_export.h"
 #include "ppapi/shared_impl/resource.h"
@@ -78,9 +79,9 @@ class PPAPI_SHARED_EXPORT PPB_Graphics3D_Shared
   void DestroyGLES2Impl();
 
  private:
-  scoped_ptr<gpu::gles2::GLES2CmdHelper> gles2_helper_;
-  scoped_ptr<gpu::TransferBuffer> transfer_buffer_;
-  scoped_ptr<gpu::gles2::GLES2Implementation> gles2_impl_;
+  std::unique_ptr<gpu::gles2::GLES2CmdHelper> gles2_helper_;
+  std::unique_ptr<gpu::TransferBuffer> transfer_buffer_;
+  std::unique_ptr<gpu::gles2::GLES2Implementation> gles2_impl_;
 
   // Callback that needs to be executed when swap-buffers is completed.
   scoped_refptr<TrackedCallback> swap_callback_;