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

third_party/icu/source/i18n/vtzone.cpp

Index: third_party/icu/source/i18n/vtzone.cpp
===================================================================
--- third_party/icu/source/i18n/vtzone.cpp	(revision 74230)
+++ third_party/icu/source/i18n/vtzone.cpp	(working copy)
@@ -5,7 +5,6 @@
 *******************************************************************************
 */
 
-#include <typeinfo>  // for 'typeid' to work
 
 #include "unicode/utypes.h"
 
@@ -1035,7 +1034,7 @@
     if (this == &that) {
         return TRUE;
     }
-    if (typeid(*this) != typeid(that) || !BasicTimeZone::operator==(that)) {
+    if (CR_TYPEID(*this) != CR_TYPEID(that) || !BasicTimeZone::operator==(that)) {
         return FALSE;
     }
     VTimeZone *vtz = (VTimeZone*)&that;
@@ -1595,7 +1594,7 @@
 
     for (n = 0; n < rules->size(); n++) {
         TimeZoneRule *r = (TimeZoneRule*)rules->elementAt(n);
-        AnnualTimeZoneRule *atzrule = dynamic_cast<AnnualTimeZoneRule *>(r);
+        AnnualTimeZoneRule *atzrule = CR_DYNAMIC_CAST<AnnualTimeZoneRule *>(r);
         if (atzrule != NULL) {
             if (atzrule->getEndYear() == AnnualTimeZoneRule::MAX_YEAR) {
                 finalRuleCount++;
@@ -1956,7 +1955,7 @@
         const AnnualTimeZoneRule *atzrule;
         if (isDst) {
             if (finalDstRule == NULL
-                && (atzrule = dynamic_cast<const AnnualTimeZoneRule *>(tzt.getTo())) != NULL
+                && (atzrule = CR_DYNAMIC_CAST<const AnnualTimeZoneRule *>(tzt.getTo())) != NULL
                 && atzrule->getEndYear() == AnnualTimeZoneRule::MAX_YEAR
             ) {
                 finalDstRule = (AnnualTimeZoneRule*)tzt.getTo()->clone();
@@ -2007,7 +2006,7 @@
             }
         } else {
             if (finalStdRule == NULL
-                && (atzrule = dynamic_cast<const AnnualTimeZoneRule *>(tzt.getTo())) != NULL
+                && (atzrule = CR_DYNAMIC_CAST<const AnnualTimeZoneRule *>(tzt.getTo())) != NULL
                 && atzrule->getEndYear() == AnnualTimeZoneRule::MAX_YEAR
             ) {
                 finalStdRule = (AnnualTimeZoneRule*)tzt.getTo()->clone();