Disable places by default until leaks/perf are better understood.

configure.in

@@ -4276,7 +4276,7 @@ browser)
   MOZ_XUL_APP=1
   MOZ_UPDATER=1
   MOZ_PHOENIX=1
-  MOZ_PLACES=1
+#  MOZ_PLACES=1
   MOZ_APP_VERSION=$FIREFOX_VERSION
   MOZ_EXTENSIONS_DEFAULT=" cookie xml-rpc inspector gnomevfs permissions reporter"
   AC_DEFINE(MOZ_PHOENIX)
@@ -4385,7 +4385,7 @@ xulrunner)
   MOZ_ENABLE_LIBXUL=1
   MOZ_APP_VERSION=$MOZILLA_VERSION
   MOZ_JAVAXPCOM=1
-  MOZ_PLACES=1
+#  MOZ_PLACES=1
   MOZ_EXTENSIONS_DEFAULT=" xml-rpc gnomevfs"
   AC_DEFINE(MOZ_XULRUNNER)
   ;;