MIPS: Skip canonicalization check in LStoreKeyedFastDoubleElement when it is not needed

src/mips/lithium-mips.h

Index: src/mips/lithium-mips.h
diff --git a/src/mips/lithium-mips.h b/src/mips/lithium-mips.h
index 46e9eaff742e52ab046c85d4e11f57796086c5f1..41296e4f5b23f154da5db9187b76d46d1d5cee25 100644
--- a/src/mips/lithium-mips.h
+++ b/src/mips/lithium-mips.h
@@ -1732,6 +1732,8 @@ class LStoreKeyedFastDoubleElement: public LTemplateInstruction<0, 3, 0> {
   LOperand* elements() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
   LOperand* value() { return inputs_[2]; }
+
+  bool NeedsCanonicalization() { return hydrogen()->NeedsCanonicalization(); }
 };