Store offset between fixed typed array base and data start in object

src/arm/lithium-arm.cc

Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index bd46dd8f58c73d03d10d19e59241c1c2cad17d99..ad34013a2a92391aea36c4e2a1fd694bc3de698e 100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -2330,10 +2330,7 @@ LInstruction* LChunkBuilder::DoStoreKeyed(HStoreKeyed* instr) {
        !IsDoubleOrFloatElementsKind(instr->elements_kind())) ||
       (instr->value()->representation().IsDouble() &&
        IsDoubleOrFloatElementsKind(instr->elements_kind())));
-  DCHECK((instr->is_fixed_typed_array() &&
-          instr->elements()->representation().IsTagged()) ||
-         (instr->is_external() &&
-          instr->elements()->representation().IsExternal()));
+  DCHECK(instr->elements()->representation().IsExternal());
   LOperand* val = UseRegister(instr->value());
   LOperand* key = UseRegisterOrConstantAtStart(instr->key());
   LOperand* backing_store = UseRegister(instr->elements());