message: Fix unclear sentence.
diff: @@ -304,8 +304,8 @@ public:
  /// Move the blocks that belong to "region" before the given position in
  /// another region "parent". The two regions must be different. The caller
  - /// is in charge to update create the operation transferring the control flow
  - /// to the region and pass it the correct block arguments.
  + /// is responsible for creating or updating the operation transferring flow
  + // of control to the region and pass it the correct block arguments.
  virtual void inlineRegionBefore(Region &region, Region &parent,
  Region::iterator before);
  void inlineRegionBefore(Region &region, Block *before);
  