Distinguish slow from fast sloppy arguments

src/ia32/lithium-codegen-ia32.cc

Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index 3522ed5f203f623f89073af07a86336e0d8a33e0..e865f59857efd082c8eb8e07ccc6a941d3fb0c61 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -3091,7 +3091,8 @@ void LCodeGen::DoLoadKeyedExternalArray(LLoadKeyed* instr) {
       case FAST_HOLEY_ELEMENTS:
       case FAST_HOLEY_DOUBLE_ELEMENTS:
       case DICTIONARY_ELEMENTS:
-      case SLOPPY_ARGUMENTS_ELEMENTS:
+      case FAST_SLOPPY_ARGUMENTS_ELEMENTS:
+      case SLOW_SLOPPY_ARGUMENTS_ELEMENTS:
         UNREACHABLE();
         break;
     }
@@ -4191,7 +4192,8 @@ void LCodeGen::DoStoreKeyedExternalArray(LStoreKeyed* instr) {
       case FAST_HOLEY_ELEMENTS:
       case FAST_HOLEY_DOUBLE_ELEMENTS:
       case DICTIONARY_ELEMENTS:
-      case SLOPPY_ARGUMENTS_ELEMENTS:
+      case FAST_SLOPPY_ARGUMENTS_ELEMENTS:
+      case SLOW_SLOPPY_ARGUMENTS_ELEMENTS:
         UNREACHABLE();
         break;
     }