Get ICU 4.6 to be compiled without RTTI....

third_party/icu/source/i18n/currunit.cpp

Index: third_party/icu/source/i18n/currunit.cpp
===================================================================
--- third_party/icu/source/i18n/currunit.cpp	(revision 74230)
+++ third_party/icu/source/i18n/currunit.cpp	(working copy)
@@ -8,7 +8,6 @@
 * Since: ICU 3.0
 **********************************************************************
 */
-#include <typeinfo>  // for 'typeid' to work
 
 #include "unicode/utypes.h"
 
@@ -51,7 +50,7 @@
     
 UBool CurrencyUnit::operator==(const UObject& other) const {
     const CurrencyUnit& c = (const CurrencyUnit&) other;
-    return typeid(*this) == typeid(other) &&
+    return CR_TYPEID(*this) == CR_TYPEID(other) &&
         u_strcmp(isoCode, c.isoCode) == 0;    
 }