Fix remaining incompatibilities between scoped_ptr and unique_ptr.

ppapi/proxy/compositor_layer_resource.cc

 // Copyright 2014 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.
 
 #include "ppapi/proxy/compositor_layer_resource.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "gpu/GLES2/gl2extchromium.h"
@@ skipping 326 matching lines @@
     data_.texture->premult_alpha = PP_ToBool(premult);
     return PP_OK;
   }
   return PP_ERROR_BADARGUMENT;
 }
 
 bool CompositorLayerResource::SetType(LayerType type) {
   if (type == TYPE_COLOR) {
     if (data_.is_null())
       data_.color.reset(new CompositorLayerData::ColorLayer());
-    return data_.color;
+    return !!data_.color;
   }
 
   if (type == TYPE_TEXTURE) {
     if (data_.is_null())
       data_.texture.reset(new CompositorLayerData::TextureLayer());
-    return data_.texture;
+    return !!data_.texture;
   }
 
   if (type == TYPE_IMAGE) {
     if (data_.is_null())
       data_.image.reset(new CompositorLayerData::ImageLayer());
-    return data_.image;
+    return !!data_.image;
   }
 
   // Should not be reached.
   DCHECK(false);
   return false;
 }
 
 int32_t CompositorLayerResource::CheckForSetTextureAndImage(
     LayerType type,
     const scoped_refptr<TrackedCallback>& release_callback) {
@@ skipping 12 matching lines @@
 
   // Do not allow using a block callback as a release callback.
   if (release_callback->is_blocking())
     return PP_ERROR_BADARGUMENT;
 
   return PP_OK;
 }
 
 }  // namespace proxy
 }  // namespace ppapi