Remove Utf8InputBuffer

test/cctest/test-regexp.cc

Index: test/cctest/test-regexp.cc
diff --git a/test/cctest/test-regexp.cc b/test/cctest/test-regexp.cc
index 726108d270d3aace9e67bc6a74fc34df217ccb12..ac605a853058b508d0fc061776ad510635bb474a 100644
--- a/test/cctest/test-regexp.cc
+++ b/test/cctest/test-regexp.cc
@@ -98,7 +98,6 @@ static SmartArrayPointer<const char> Parse(const char* input) {
 static bool CheckSimple(const char* input) {
   V8::Initialize(NULL);
   v8::HandleScope scope;
-  unibrow::Utf8InputBuffer<> buffer(input, StrLength(input));
   ZoneScope zone_scope(Isolate::Current()->runtime_zone(), DELETE_ON_EXIT);
   FlatStringReader reader(Isolate::Current(), CStrVector(input));
   RegExpCompileData result;
@@ -117,7 +116,6 @@ struct MinMaxPair {
 static MinMaxPair CheckMinMaxMatch(const char* input) {
   V8::Initialize(NULL);
   v8::HandleScope scope;
-  unibrow::Utf8InputBuffer<> buffer(input, StrLength(input));
   ZoneScope zone_scope(Isolate::Current()->runtime_zone(), DELETE_ON_EXIT);
   FlatStringReader reader(Isolate::Current(), CStrVector(input));
   RegExpCompileData result;