CERES_DONT_HAVE_PROTOCOL_BUFFERS -> CERES_NO_PROTOCOL_BUFFERS.

Change-Id: I6c9f50e4c006faf4e75a8f417455db18357f3187
diff --git a/internal/ceres/compressed_row_sparse_matrix.h b/internal/ceres/compressed_row_sparse_matrix.h
index 04b5542..6a9d828 100644
--- a/internal/ceres/compressed_row_sparse_matrix.h
+++ b/internal/ceres/compressed_row_sparse_matrix.h
@@ -57,7 +57,7 @@
   //
   // We assume that m does not have any repeated entries.
   explicit CompressedRowSparseMatrix(const TripletSparseMatrix& m);
-#ifndef CERES_DONT_HAVE_PROTOCOL_BUFFERS
+#ifndef CERES_NO_PROTOCOL_BUFFERS
   explicit CompressedRowSparseMatrix(const SparseMatrixProto& proto);
 #endif
 
@@ -90,7 +90,7 @@
   virtual void ScaleColumns(const double* scale);
 
   virtual void ToDenseMatrix(Matrix* dense_matrix) const;
-#ifndef CERES_DONT_HAVE_PROTOCOL_BUFFERS
+#ifndef CERES_NO_PROTOCOL_BUFFERS
   virtual void ToProto(SparseMatrixProto* proto) const;
 #endif
   virtual void ToTextFile(FILE* file) const;