A64: Rename k<Y>RegSize to k<Y>RegSizeInBits, and k<Y>RegSizeInBytes to k<Y>RegSize.

src/a64/lithium-codegen-a64.cc

Index: src/a64/lithium-codegen-a64.cc
diff --git a/src/a64/lithium-codegen-a64.cc b/src/a64/lithium-codegen-a64.cc
index ea826d6ffa53c6158675fcc3f6860dae6e75bceb..d92ca7ef006f3049d09bdf978ac44b69a8b7af48 100644
--- a/src/a64/lithium-codegen-a64.cc
+++ b/src/a64/lithium-codegen-a64.cc
@@ -675,7 +675,7 @@ bool LCodeGen::GeneratePrologue() {
         info_->is_classic_mode() &&
         !info_->is_native()) {
       Label ok;
-      int receiver_offset = info_->scope()->num_parameters() * kXRegSizeInBytes;
+      int receiver_offset = info_->scope()->num_parameters() * kXRegSize;
       __ Peek(x10, receiver_offset);
       __ JumpIfNotRoot(x10, Heap::kUndefinedValueRootIndex, &ok);
 
@@ -2863,7 +2863,7 @@ void LCodeGen::DoGetCachedArrayIndex(LGetCachedArrayIndex* instr) {
   __ AssertString(input);
 
   // Assert that we can use a W register load to get the hash.
-  ASSERT((String::kHashShift + String::kArrayIndexValueBits) < kWRegSize);
+  ASSERT((String::kHashShift + String::kArrayIndexValueBits) < kWRegSizeInBits);
   __ Ldr(result.W(), FieldMemOperand(input, String::kHashFieldOffset));
   __ IndexFromHash(result, result);
 }