[PATCH 2/5 v2] riched20: Save reobj in linked list.

[Jactry Zeng]

Superseded patch 144648.
ChangLog:
- Fix logic of adding linked list in ME_InsertOLEFromCursor();
- Rewrite ME_ReObjItem struct as re_object struct;
- Add failure test for heap_alloc in create_re_object();
- Split change for ME_PrevRun().

Signed-off-by: Jactry Zeng <jzeng(a)codeweavers.com>
---
  dlls/riched20/caret.c   | 32 ++++++++++++++++++++++++++++++--
  dlls/riched20/editor.c  |  1 +
  dlls/riched20/editor.h  |  2 +-
  dlls/riched20/editstr.h |  9 ++++++++-
  dlls/riched20/list.c    |  6 +++++-
  dlls/riched20/richole.c | 30 +++++++++++++++---------------
  dlls/riched20/run.c     |  2 +-
  dlls/riched20/writer.c  |  6 +++---
  8 files changed, 64 insertions(+), 24 deletions(-)