diff --git a/mozilla/widget/src/cocoa/nsAppShellCocoa.h b/mozilla/widget/src/cocoa/nsAppShellCocoa.h
index a621e783722..f050a8e7f27 100644
--- a/mozilla/widget/src/cocoa/nsAppShellCocoa.h
+++ b/mozilla/widget/src/cocoa/nsAppShellCocoa.h
@@ -60,7 +60,7 @@ class nsAppShellCocoa : public nsIAppShell
     NS_DECL_NSIAPPSHELL
   
   private:
-    
+    NSAutoreleasePool *mainPool;
 };
 
 
diff --git a/mozilla/widget/src/cocoa/nsAppShellCocoa.mm b/mozilla/widget/src/cocoa/nsAppShellCocoa.mm
index e6f0f6b50c6..530c26719c4 100644
--- a/mozilla/widget/src/cocoa/nsAppShellCocoa.mm
+++ b/mozilla/widget/src/cocoa/nsAppShellCocoa.mm
@@ -60,6 +60,7 @@ NS_IMPL_THREADSAFE_ISUPPORTS1(nsAppShellCocoa, nsIAppShell)
 //-------------------------------------------------------------------------
 nsAppShellCocoa::nsAppShellCocoa()
 {
+  mainPool = [[NSAutoreleasePool alloc] init];
 }
 
 //-------------------------------------------------------------------------
@@ -69,6 +70,7 @@ nsAppShellCocoa::nsAppShellCocoa()
 //-------------------------------------------------------------------------
 nsAppShellCocoa::~nsAppShellCocoa()
 {
+  [mainPool release];
 }
 
 
@@ -76,15 +78,17 @@ nsAppShellCocoa::~nsAppShellCocoa()
 //
 // Create the application shell
 //
+// There's reallly not a whole lot that needs to be done here. The
+// window will register its own interest in the necessary events
+// so there's no need for us to create a pump or a sink.
+//
 //-------------------------------------------------------------------------
 
 NS_IMETHODIMP
 nsAppShellCocoa::Create(int* argc, char ** argv)
 {
-  // There's reallly not a whole lot that needs to be done here. The
-  // window will register its own interest in the necessary events
-  // so there's no need for us to create a pump or a sink. 
-
+  // this call initializes NSApplication
+  [NSApplication sharedApplication];
 	return NS_OK;
 }
 
diff --git a/mozilla/widget/src/cocoa/nsCocoaWindow.mm b/mozilla/widget/src/cocoa/nsCocoaWindow.mm
index 264cc42a13c..a48def919bc 100644
--- a/mozilla/widget/src/cocoa/nsCocoaWindow.mm
+++ b/mozilla/widget/src/cocoa/nsCocoaWindow.mm
@@ -59,16 +59,8 @@
 
 #include <Quickdraw.h>
 
-#if UNIVERSAL_INTERFACES_VERSION < 0x0340
-enum {
-  kEventWindowConstrain = 83
-};
-const UInt32 kWindowLiveResizeAttribute = (1L << 28);
-#endif
-
 // Define Class IDs -- i hate having to do this
 static NS_DEFINE_CID(kCDragServiceCID,  NS_DRAGSERVICE_CID);
-//static const char *sScreenManagerContractID = "@mozilla.org/gfx/screenmanager;1";
 
 // from MacHeaders.c
 #ifndef topLeft