Convert a bunch of ASSERTs to STATIC_ASSERTs

src/arm/lithium-codegen-arm.cc

Index: src/arm/lithium-codegen-arm.cc
diff --git a/src/arm/lithium-codegen-arm.cc b/src/arm/lithium-codegen-arm.cc
index 65a616925294a8f3330bae6f6001216cd71b8946..ffe4b783d04ce2eb3c883daba0a83e009ab175c0 100644
--- a/src/arm/lithium-codegen-arm.cc
+++ b/src/arm/lithium-codegen-arm.cc
@@ -3759,7 +3759,7 @@ void LCodeGen::DoSmiUntag(LSmiUntag* instr) {
   LOperand* input = instr->InputAt(0);
   ASSERT(input->IsRegister() && input->Equals(instr->result()));
   if (instr->needs_check()) {
-    ASSERT(kHeapObjectTag == 1);
+    STATIC_ASSERT(kHeapObjectTag == 1);
     // If the input is a HeapObject, SmiUntag will set the carry flag.
     __ SmiUntag(ToRegister(input), SetCC);
     DeoptimizeIf(cs, instr->environment());
@@ -3844,7 +3844,7 @@ void LCodeGen::DoDeferredTaggedToI(LTaggedToI* instr) {
   // The input was optimistically untagged; revert it.
   // The carry flag is set when we reach this deferred code as we just executed
   // SmiUntag(heap_object, SetCC)
-  ASSERT(kHeapObjectTag == 1);
+  STATIC_ASSERT(kHeapObjectTag == 1);
   __ adc(input_reg, input_reg, Operand(input_reg));
 
   // Heap number map check.