Revert "Remove FX_Alloc() null checks now that it can't return NULL."

core/src/fxge/agg/agg23/fx_agg_path_storage.cpp

 
 //----------------------------------------------------------------------------
 // XYQ: 2006-01-22 Copied from AGG project.
 // TODO: This file uses intensive floating point operations, so it's NOT suitable
 // for platforms like Symbian OS. We need to change to FIX format.
 //----------------------------------------------------------------------------
 //----------------------------------------------------------------------------
 // Anti-Grain Geometry - Version 2.3
 // Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
 //
@@ skipping 53 matching lines @@
             FX_Free(m_coord_blocks);
         }
         m_coord_blocks = new_coords;
         m_cmd_blocks = new_cmds;
         m_max_blocks += block_pool;
     }
     m_coord_blocks[nb] =
         FX_Alloc( FX_FLOAT, block_size * 2 +
                   block_size /
                   (sizeof(FX_FLOAT) / sizeof(unsigned char)));
+    if (!m_coord_blocks[nb]) {
+        return;
+    }
     m_cmd_blocks[nb]  =
         (unsigned char*)(m_coord_blocks[nb] + block_size * 2);
     m_total_blocks++;
 }
 void path_storage::rewind(unsigned path_id)
 {
     m_iterator = path_id;
 }
 void path_storage::curve4(FX_FLOAT x_ctrl1, FX_FLOAT y_ctrl1,
                           FX_FLOAT x_ctrl2, FX_FLOAT y_ctrl2,
                           FX_FLOAT x_to,    FX_FLOAT y_to)
 {
     add_vertex(x_ctrl1, y_ctrl1, path_cmd_curve4);
     add_vertex(x_ctrl2, y_ctrl2, path_cmd_curve4);
     add_vertex(x_to,    y_to,    path_cmd_curve4);
 }
 void path_storage::end_poly()
 {
     if(m_total_vertices) {
         if(is_vertex(command(m_total_vertices - 1))) {
             add_vertex(0, 0, path_cmd_end_poly | path_flags_close);
         }
     }
 }
 }