Fixing bug 98828. Cache a few nsSpaceManager objects to avoid spending 43%cvs ci -m ! of the time spent in PresShell::ProcessReflowCommand() in new and delete. r=dbaron@fas.harvard.edu, sr=waterson@netscape.com

git-svn-id: svn://10.0.0.236/trunk@102715 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/layout/build/nsLayoutModule.cpp

@@ -44,6 +44,7 @@
 #include "nsCSSAtoms.h"     // to addref/release table
 #include "nsColorNames.h"   // to addref/release table
 #include "nsCSSFrameConstructor.h"
+#include "nsSpaceManager.h"
 
 #ifdef INCLUDE_XUL
 #include "nsXULAtoms.h"
@@ -146,6 +147,8 @@ Shutdown(nsIModule* self)
   nsCSSFrameConstructor::ReleaseGlobals();
 
   nsTextTransformer::Shutdown();
+
+  nsSpaceManager::Shutdown();
 }
 
 #ifdef NS_DEBUG