Revert "Add new HSeqStringGetChar instruction."

src/hydrogen-instructions.cc

Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index 02abf0bbd0c7fd231629f8a103536a8be1900095..206ab7e2accf5e496b6cd814eb1071c511cb21e7 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -3991,26 +3991,6 @@ HInstruction* HShr::New(
 }
 
 
-HInstruction* HSeqStringGetChar::New(Zone* zone,
-                                     HValue* context,
-                                     String::Encoding encoding,
-                                     HValue* string,
-                                     HValue* index) {
-  if (FLAG_fold_constants && string->IsConstant() && index->IsConstant()) {
-    HConstant* c_string = HConstant::cast(string);
-    HConstant* c_index = HConstant::cast(index);
-    if (c_string->HasStringValue() && c_index->HasInteger32Value()) {
-      Handle<String> s = c_string->StringValue();
-      int32_t i = c_index->Integer32Value();
-      ASSERT_LE(0, i);
-      ASSERT_LT(i, s->length());
-      return H_CONSTANT_INT(s->Get(i));
-    }
-  }
-  return new(zone) HSeqStringGetChar(encoding, string, index);
-}
-
-
 #undef H_CONSTANT_INT
 #undef H_CONSTANT_DOUBLE