Bug 978784 - Stop exporting ICU symbols from xul.dll; r=glandium

--HG--
extra : rebase_source : a8e3f2d93738e03f82f30eddb522e0ae7f19c030

CLOBBER

@@ -22,4 +22,4 @@
 # changes to stick? As of bug 928195, this shouldn't be necessary! Please
 # don't change CLOBBER for WebIDL changes any more.
 
-Update CLOBBER for bug 939672 moves file location and requires clobber build.
+Update CLOBBER for bug 978784 because it touches the ICU build system.

build/autoconf/icu.m4

@@ -122,8 +122,6 @@ if test -n "$ENABLE_INTL_API" -a -z "$MOZ_NATIVE_ICU"; then
     dnl We build ICU as a static library for non-shared js builds and as a shared library for shared js builds.
     if test -z "$MOZ_SHARED_ICU"; then
         AC_DEFINE(U_STATIC_IMPLEMENTATION)
-    else
-        AC_DEFINE(U_COMBINED_IMPLEMENTATION)
     fi
     dnl Source files that use ICU should have control over which parts of the ICU
     dnl namespace they want to use.