Backed out changeset 7819e11aa46f, bug 592052 because of Mac OS X build bustage:

Undefined symbols:
  "_NSGetModule", referenced from:
     -exported_symbols_list command line option
ld: symbol(s) not found

build/unix/gnu-ld-scripts/components-export-list

@@ -1,2 +1 @@
 _NSModule
-_NSGetModule

build/unix/gnu-ld-scripts/components-mapfile

@@ -1,6 +1,5 @@
 {
    global:
 		NSModule;
-		NSGetModule;
    local: *;
 };

build/unix/gnu-ld-scripts/components-version-script

@@ -1,6 +1,5 @@
 EXPORTED {
    global:
 		NSModule;
-		NSGetModule;
    local: *;
 };