Convert //cc from scoped_ptr to std::unique_ptr.

cc/resources/ui_resource_request.h

Index: cc/resources/ui_resource_request.h
diff --git a/cc/resources/ui_resource_request.h b/cc/resources/ui_resource_request.h
index b89e567ce4541bee1b297f984c773e4dd3fe51eb..8294724e548901da0aa940e223494a9626ca269c 100644
--- a/cc/resources/ui_resource_request.h
+++ b/cc/resources/ui_resource_request.h
@@ -5,8 +5,9 @@
 #ifndef CC_RESOURCES_UI_RESOURCE_REQUEST_H_
 #define CC_RESOURCES_UI_RESOURCE_REQUEST_H_
 
+#include <memory>
+
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/resources/ui_resource_client.h"
@@ -41,7 +42,7 @@ class CC_EXPORT UIResourceRequest {
  private:
   UIResourceRequestType type_;
   UIResourceId id_;
-  scoped_ptr<UIResourceBitmap> bitmap_;
+  std::unique_ptr<UIResourceBitmap> bitmap_;
 };
 
 }  // namespace cc