message: [XLA GPU] [NFC] Use shorter accessor for tiling emitter
diff: @@ -2604,10 +2604,9 @@ void IrEmitterUnnested::EmitHlo021Tile(
  // memory bank conflicts. Adding 1 to the minor dimension of the shared
  // memory buffer can reduce such shared memory bank conflicts.
  llvm::Type* buffer_type = llvm::ArrayType::get(
  - llvm::ArrayType::get(elem_ty, mapping_scheme.GetTileSizeForDimension(
  - KernelMappingScheme::DimX) +
  - 1),
  - mapping_scheme.GetTileSizeForDimension(KernelMappingScheme::DimY));
  + llvm::ArrayType::get(elem_ty,
  + mapping_scheme.GetTileSizeForDimensionX() + 1),
  + mapping_scheme.GetTileSizeForDimensionY());
  return llvm_ir::AllocateSharedMemoryTile(b_.GetInsertBlock()->getModule(),
  buffer_type, buffer_name);
  };
  