Bug 1584473 - Fix several issues

* Fix undefined HRESULT codes in class CMapiApi in MapiApi.cpp.
* Fix doubled up sub-expressions in MIME and MAPI.
* Remove broken/unused morkRowCellCursor::MakeCell()

Tag #1273

db/mork/public/mdb.h

@@ -2305,14 +2305,6 @@ public:
   NS_IMETHOD GetRow(nsIMdbEnv* ev, nsIMdbRow** acqRow) = 0;
   // } ----- end attribute methods -----
 
-  // { ----- begin cell creation methods -----
-  NS_IMETHOD MakeCell( // get cell at current pos in the row
-    nsIMdbEnv* ev, // context
-    mdb_column* outColumn, // column for this particular cell
-    mdb_pos* outPos, // position of cell in row sequence
-    nsIMdbCell** acqCell) = 0; // the cell at inPos
-  // } ----- end cell creation methods -----
-
   // { ----- begin cell seeking methods -----
   NS_IMETHOD SeekCell( // same as SetRow() followed by MakeCell()
     nsIMdbEnv* ev, // context

db/mork/src/morkRowCellCursor.cpp

@@ -183,42 +183,6 @@ morkRowCellCursor::GetRow(nsIMdbEnv* mev, nsIMdbRow** acqRow)
 }
 // } ----- end attribute methods -----
 
-// { ----- begin cell creation methods -----
-NS_IMETHODIMP
-morkRowCellCursor::MakeCell( // get cell at current pos in the row
-  nsIMdbEnv* mev, // context
-  mdb_column* outColumn, // column for this particular cell
-  mdb_pos* outPos, // position of cell in row sequence
-  nsIMdbCell** acqCell)
-{
-  nsresult outErr = NS_OK;
-  nsIMdbCell* outCell = 0;
-  mdb_pos pos = 0;
-  mdb_column col = 0;
-  morkRow* row = 0;
-  morkEnv* ev = morkEnv::FromMdbEnv(mev);
-  if ( ev )
-  {
-    pos = mCursor_Pos;
-    morkCell* cell = row->CellAt(ev, pos);
-    if ( cell )
-    {
-      col = cell->GetColumn();
-      outCell = row->AcquireCellHandle(ev, cell, col, pos);
-    }
-    outErr = ev->AsErr();
-  }
-  if ( acqCell )
-    *acqCell = outCell;
-   if ( outPos )
-     *outPos = pos;
-   if ( outColumn )
-     *outColumn = col;
-     
-  return outErr;
-}
-// } ----- end cell creation methods -----
-
 // { ----- begin cell seeking methods -----
 NS_IMETHODIMP
 morkRowCellCursor::SeekCell( // same as SetRow() followed by MakeCell()

db/mork/src/morkRowCellCursor.h

@@ -59,14 +59,6 @@ public: // morkRowCellCursor construction & destruction
   NS_IMETHOD GetRow(nsIMdbEnv* ev, nsIMdbRow** acqRow) override;
   // } ----- end attribute methods -----
 
-  // { ----- begin cell creation methods -----
-  NS_IMETHOD MakeCell( // get cell at current pos in the row
-    nsIMdbEnv* ev, // context
-    mdb_column* outColumn, // column for this particular cell
-    mdb_pos* outPos, // position of cell in row sequence
-    nsIMdbCell** acqCell) override; // the cell at inPos
-  // } ----- end cell creation methods -----
-
   // { ----- begin cell seeking methods -----
   NS_IMETHOD SeekCell( // same as SetRow() followed by MakeCell()
     nsIMdbEnv* ev, // context

mailnews/import/outlook/src/MapiApi.cpp

@@ -887,7 +887,7 @@ BOOL CMapiApi::IterateStores(CMapiFolderList& stores)
 
   if (!m_lpSession) {
     MAPI_TRACE0("IterateStores called before session is open\n");
-    m_lastError = -1;
+    m_lastError = E_UNEXPECTED;
     return FALSE;
   }
 
@@ -1124,7 +1124,7 @@ CMsgStore *  CMapiApi::FindMessageStore(ULONG cbEid, LPENTRYID lpEid)
 {
   if (!m_lpSession) {
     MAPI_TRACE0("FindMessageStore called before session is open\n");
-    m_lastError = -1;
+    m_lastError = E_UNEXPECTED;
     return NULL;
   }
 
@@ -1409,9 +1409,6 @@ void CMapiApi::ReportLongProp(const char *pTag, LPSPropValue pVal)
   else if (pVal && (PROP_TYPE(pVal->ulPropTag) == PT_ERROR)) {
     MAPI_TRACE1("%s {Error retrieving property}\n", pTag);
   }
-  else if (pVal && (PROP_TYPE(pVal->ulPropTag) == PT_ERROR)) {
-    MAPI_TRACE1("%s {Error retrieving property}\n", pTag);
-  }
   else {
     MAPI_TRACE1("%s invalid value, expecting long\n", pTag);
   }
@@ -1843,7 +1840,7 @@ BOOL CMapiFolderContents::SetUpIter(void)
   }
 
   if (ulObjType != MAPI_FOLDER) {
-    m_lastError = -1;
+    m_lastError = E_UNEXPECTED;
     MAPI_TRACE0("CMapiFolderContents - bad object type, not a folder.\n");
     return FALSE;
   }

mailnews/mime/emitters/nsEmitterUtils.cpp

@@ -54,7 +54,6 @@ EmitThisHeaderForPrefSetting(int32_t dispType, const char *header)
         (!strcmp(header, HEADER_FOLLOWUP_TO)) ||
         (!strcmp(header, HEADER_CC)) ||
         (!strcmp(header, HEADER_ORGANIZATION)) ||
-        (!strcmp(header, HEADER_REPLY_TO)) ||
         (!strcmp(header, HEADER_BCC))
        )
        return true;

mailnews/mime/src/mimemsig.cpp

@@ -599,7 +599,6 @@ MimeMultipartSigned_emit_child (MimeObject *obj)
     obj->options->headers != MimeHeadersCitation &&
     obj->options->write_html_p &&
     obj->options->output_fn &&
-    obj->options->headers != MimeHeadersCitation &&
     sig->crypto_closure)
   {
     // Calling crypto_generate_html may trigger wanted side effects,