VM-codegen: Clean up the way we emit code for comparison instructions.

runtime/vm/disassembler_arm.cc

Index: runtime/vm/disassembler_arm.cc
diff --git a/runtime/vm/disassembler_arm.cc b/runtime/vm/disassembler_arm.cc
index 162d39f0aa108253c579fbcfc506b6f2b52690dd..0058f2944d530ea2ea1616739560bac225b32de8 100644
--- a/runtime/vm/disassembler_arm.cc
+++ b/runtime/vm/disassembler_arm.cc
@@ -96,7 +96,7 @@ void ARMDecoder::Print(const char* str) {
 
 // These condition names are defined in a way to match the native disassembler
 // formatting. See for example the command "objdump -d <binary file>".
-static const char* cond_names[kMaxCondition] = {
+static const char* cond_names[kNumberOfConditions] = {
     "eq", "ne", "cs", "cc", "mi", "pl", "vs", "vc",
     "hi", "ls", "ge", "lt", "gt", "le", "",   "invalid",
 };