From 6fb4ed63f3073c2114aeacf1e8398c7374b55d72 Mon Sep 17 00:00:00 2001
From: "v.audacity" <v.audacity@47890b92-0858-11df-a26f-8b716316a5bc>
Date: Tue, 10 Aug 2010 23:28:57 +0000
Subject: [PATCH] Introduce a pointer var to replace 3 double derefs with one.

---
 src/UndoManager.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/UndoManager.cpp b/src/UndoManager.cpp
index b2f1c5612..7e84912a9 100644
--- a/src/UndoManager.cpp
+++ b/src/UndoManager.cpp
@@ -66,8 +66,9 @@ wxLongLong UndoManager::CalculateSpaceUsage(int index)
          blocks = it->GetData()->GetSequenceBlockArray();
          for (i = 0; i < blocks->GetCount(); i++) 
          {
-            if (blocks->Item(i)->f->GetFileName().FileExists())
-               cur[blocks->Item(i)->f] = blocks->Item(i)->f->GetSpaceUsage();
+            BlockFile* pBlockFile = blocks->Item(i)->f;
+            if (pBlockFile->GetFileName().FileExists())
+               cur[pBlockFile] = pBlockFile->GetSpaceUsage();
          }
       }
       wt = (WaveTrack *) iter.Next();