Moving ICU constants to separate OBJ for split-link

base/i18n/icu_string_conversions.h

Index: base/i18n/icu_string_conversions.h
diff --git a/base/i18n/icu_string_conversions.h b/base/i18n/icu_string_conversions.h
index 31a57df0043bc4c85fdd77a11b2cd895cd4cb752..24b687dbf297420785f3760e6d15275e81018f25 100644
--- a/base/i18n/icu_string_conversions.h
+++ b/base/i18n/icu_string_conversions.h
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/i18n/base_i18n_export.h"
+#include "base/i18n/i18n_constants.h"
 #include "base/string16.h"
 
 namespace base {
@@ -34,12 +35,6 @@ class OnStringConversionError {
   OnStringConversionError();
 };
 
-// Names of codepages (charsets) understood by icu.
-BASE_I18N_EXPORT extern const char kCodepageLatin1[];  // a.k.a. ISO 8859-1
-BASE_I18N_EXPORT extern const char kCodepageUTF8[];
-BASE_I18N_EXPORT extern const char kCodepageUTF16BE[];
-BASE_I18N_EXPORT extern const char kCodepageUTF16LE[];
-
 // Converts between UTF-16 strings and the encoding specified.  If the
 // encoding doesn't exist or the encoding fails (when on_error is FAIL),
 // returns false.