[dasher] Revert f95be70753: unbreak --enable-debug build

[Patrick Welche <pwelche src gnome org>]

commit d853bd326f436e574096eb3607f53605c6cdb40d
Author: Patrick Welche <prlw1 cam ac uk>
Date:   Thu Dec 28 15:23:58 2017 +0000

    Revert f95be70753: unbreak --enable-debug build

 Src/DasherCore/ConvertingAlphMgr.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Src/DasherCore/ConvertingAlphMgr.cpp b/Src/DasherCore/ConvertingAlphMgr.cpp
index 54326d5..ca6e686 100644
--- a/Src/DasherCore/ConvertingAlphMgr.cpp
+++ b/Src/DasherCore/ConvertingAlphMgr.cpp
@@ -27,7 +27,7 @@ CConvertingAlphMgr::~CConvertingAlphMgr() {
 CDasherNode *CConvertingAlphMgr::CreateSymbolNode(CAlphNode *pParent, symbol iSymbol) {
   //int i=m_pAlphabet->iEnd;
   if (iSymbol == m_pAlphabet->iEnd) {
-    pParent->GetProbInfo();
+    vector<unsigned int> *pCProb(pParent->GetProbInfo());
     DASHER_ASSERT(pCProb->size() == m_pAlphabet->iEnd+1);//initial 0, final conversion prob
 
     //this used to be the "CloneAlphContext" method. Why it uses the