From 545fd8581240476a319e1976a5035c5a966b3f45 Mon Sep 17 00:00:00 2001
From: "rods%netscape.com"
 <rods%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Tue, 28 Nov 2000 02:35:41 +0000
Subject: [PATCH] GetStateProperty now clears the outgoing arg before appending
 the new value. b=61297, r=jst,a=hyatt

git-svn-id: svn://10.0.0.236/trunk@82955 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/layout/base/nsPresState.cpp     | 5 ++---
 mozilla/layout/base/src/nsPresState.cpp | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/mozilla/layout/base/nsPresState.cpp b/mozilla/layout/base/nsPresState.cpp
index f4b096be092..d49635643af 100644
--- a/mozilla/layout/base/nsPresState.cpp
+++ b/mozilla/layout/base/nsPresState.cpp
@@ -68,13 +68,12 @@ nsPresState::GetStateProperty(const nsAReadableString& aName,
   if (mPropertyTable)
     str = dont_AddRef(NS_STATIC_CAST(nsISupportsWString*, mPropertyTable->Get(&key)));
    
+  aResult.SetLength(0);
   if (str) {
-    PRUnichar* data;
+    PRUnichar* data = nsnull;
     str->GetData(&data);
     aResult.Append(data);
     nsMemory::Free(data);
-  } else {
-    aResult.SetLength(0);
   }
   return NS_OK;
 }
diff --git a/mozilla/layout/base/src/nsPresState.cpp b/mozilla/layout/base/src/nsPresState.cpp
index f4b096be092..d49635643af 100644
--- a/mozilla/layout/base/src/nsPresState.cpp
+++ b/mozilla/layout/base/src/nsPresState.cpp
@@ -68,13 +68,12 @@ nsPresState::GetStateProperty(const nsAReadableString& aName,
   if (mPropertyTable)
     str = dont_AddRef(NS_STATIC_CAST(nsISupportsWString*, mPropertyTable->Get(&key)));
    
+  aResult.SetLength(0);
   if (str) {
-    PRUnichar* data;
+    PRUnichar* data = nsnull;
     str->GetData(&data);
     aResult.Append(data);
     nsMemory::Free(data);
-  } else {
-    aResult.SetLength(0);
   }
   return NS_OK;
 }