From 0e19f3b4cc32404f25e87ff3e00d2f06982f7f68 Mon Sep 17 00:00:00 2001
From: Steven Moreland <smoreland@google.com>
Date: Tue, 2 Jul 2019 18:15:03 -0700
Subject: [PATCH] Remove utf32 functions.

These don't appear to be used by anything.

Bug: N/A
Test: binary inspection + code inspection
Change-Id: I6c12db26c320a66bcf6e28618c6e9f61b40d985e
---
 libutils/String8.cpp             | 15 ---------------
 libutils/include/utils/String8.h |  7 -------
 2 files changed, 22 deletions(-)

diff --git a/libutils/String8.cpp b/libutils/String8.cpp
index 0025c5648..d13548e4c 100644
--- a/libutils/String8.cpp
+++ b/libutils/String8.cpp
@@ -468,21 +468,6 @@ void String8::toUpper(size_t start, size_t length)
     unlockBuffer(len);
 }
 
-size_t String8::getUtf32Length() const
-{
-    return utf8_to_utf32_length(mString, length());
-}
-
-int32_t String8::getUtf32At(size_t index, size_t *next_index) const
-{
-    return utf32_from_utf8_at(mString, length(), index, next_index);
-}
-
-void String8::getUtf32(char32_t* dst) const
-{
-    utf8_to_utf32(mString, length(), dst);
-}
-
 // ---------------------------------------------------------------------------
 // Path functions
 
diff --git a/libutils/include/utils/String8.h b/libutils/include/utils/String8.h
index c8f584e30..0ddcbb2be 100644
--- a/libutils/include/utils/String8.h
+++ b/libutils/include/utils/String8.h
@@ -95,13 +95,6 @@ public:
                     __attribute__((format (printf, 2, 3)));
             status_t            appendFormatV(const char* fmt, va_list args);
 
-            // Note that this function takes O(N) time to calculate the value.
-            // No cache value is stored.
-            size_t              getUtf32Length() const;
-            int32_t             getUtf32At(size_t index,
-                                           size_t *next_index) const;
-            void                getUtf32(char32_t* dst) const;
-
     inline  String8&            operator=(const String8& other);
     inline  String8&            operator=(const char* other);