MIPS: Fix for assertion failure on kraken on ARM (Issue 1923).

src/mips/lithium-codegen-mips.cc

Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 428da02e702d7f4dfb1b87f573e4d8d19de22b2c..91cddd820f979a0da07e4121668f43c743e55cc7 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -3757,7 +3757,6 @@ void LCodeGen::DoDeferredNumberTagI(LNumberTagI* instr) {
   // TODO(3095996): Put a valid pointer value in the stack slot where the result
   // register is stored, as this register is in the pointer map, but contains an
   // integer value.
-  __ StoreToSafepointRegisterSlot(zero_reg, src);
   __ StoreToSafepointRegisterSlot(zero_reg, dst);
   CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0, instr);
   __ Move(dst, v0);