[ICU] Avoid reading ICU data files in render process.

base/i18n/icu_util.h

Index: base/i18n/icu_util.h
diff --git a/base/i18n/icu_util.h b/base/i18n/icu_util.h
index 4c1c5fd38a51a478428476715e2d5afc06ab238d..b0a5dbcce6df01cf29bacb9d953692ba7b74d97c 100644
--- a/base/i18n/icu_util.h
+++ b/base/i18n/icu_util.h
@@ -5,6 +5,7 @@
 #ifndef BASE_I18N_ICU_UTIL_H_
 #define BASE_I18N_ICU_UTIL_H_
 
+#include "build/build_config.h"
 #include "base/i18n/base_i18n_export.h"
 
 namespace base {
@@ -14,6 +15,12 @@ namespace i18n {
 // function should be called before ICU is used.
 BASE_I18N_EXPORT bool InitializeICU();
 
+#if defined(OS_ANDROID)
+// Android uses a file descriptor passed by browser process to initialize ICU
+// in render processes.
+BASE_I18N_EXPORT bool InitializeICUWithFileDescriptor(int data_fd);
+#endif
+
 // In a test binary, the call above might occur twice.
 BASE_I18N_EXPORT void AllowMultipleInitializeCallsForTesting();