Remove strong mode support from binary operations.

src/crankshaft/arm64/lithium-codegen-arm64.cc

Index: src/crankshaft/arm64/lithium-codegen-arm64.cc
diff --git a/src/crankshaft/arm64/lithium-codegen-arm64.cc b/src/crankshaft/arm64/lithium-codegen-arm64.cc
index 634bb01d794337089fc690d12c2a199ce72a3666..02dfc5881cbec3338347ae45fbb9565ab7578363 100644
--- a/src/crankshaft/arm64/lithium-codegen-arm64.cc
+++ b/src/crankshaft/arm64/lithium-codegen-arm64.cc
@@ -1667,8 +1667,7 @@ void LCodeGen::DoArithmeticT(LArithmeticT* instr) {
   DCHECK(ToRegister(instr->right()).is(x0));
   DCHECK(ToRegister(instr->result()).is(x0));
 
-  Handle<Code> code =
-      CodeFactory::BinaryOpIC(isolate(), instr->op(), instr->strength()).code();
+  Handle<Code> code = CodeFactory::BinaryOpIC(isolate(), instr->op()).code();
   CallCode(code, RelocInfo::CODE_TARGET, instr);
 }
 
@@ -2399,8 +2398,7 @@ void LCodeGen::DoCmpT(LCmpT* instr) {
 
   DCHECK(ToRegister(instr->left()).Is(x1));
   DCHECK(ToRegister(instr->right()).Is(x0));
-  Handle<Code> ic =
-      CodeFactory::CompareIC(isolate(), op, instr->strength()).code();
+  Handle<Code> ic = CodeFactory::CompareIC(isolate(), op).code();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
   // Signal that we don't inline smi code before this stub.
   InlineSmiCheckInfo::EmitNotInlined(masm());