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

cc/resources/shared_bitmap_manager.h

Index: cc/resources/shared_bitmap_manager.h
diff --git a/cc/resources/shared_bitmap_manager.h b/cc/resources/shared_bitmap_manager.h
index 881f6fa9d2ab5386754eeff275b23f28bb614cf0..7ee8c9ce2fb9e6cbb3e889d59718744d77f0ada2 100644
--- a/cc/resources/shared_bitmap_manager.h
+++ b/cc/resources/shared_bitmap_manager.h
@@ -5,8 +5,9 @@
 #ifndef CC_RESOURCES_SHARED_BITMAP_MANAGER_H_
 #define CC_RESOURCES_SHARED_BITMAP_MANAGER_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/resources/shared_bitmap.h"
 #include "ui/gfx/geometry/size.h"
@@ -18,8 +19,9 @@ class CC_EXPORT SharedBitmapManager {
   SharedBitmapManager() {}
   virtual ~SharedBitmapManager() {}
 
-  virtual scoped_ptr<SharedBitmap> AllocateSharedBitmap(const gfx::Size&) = 0;
-  virtual scoped_ptr<SharedBitmap> GetSharedBitmapFromId(
+  virtual std::unique_ptr<SharedBitmap> AllocateSharedBitmap(
+      const gfx::Size&) = 0;
+  virtual std::unique_ptr<SharedBitmap> GetSharedBitmapFromId(
       const gfx::Size&,
       const SharedBitmapId&) = 0;