Extract hardcoded error strings into a single place and replace them with enum.

src/arm/macro-assembler-arm.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1118 matching lines @@
                         Register scratch1, Register scratch2);
   void DecrementCounter(StatsCounter* counter, int value,
                         Register scratch1, Register scratch2);
 
 
   // ---------------------------------------------------------------------------
   // Debugging
 
   // Calls Abort(msg) if the condition cond is not satisfied.
   // Use --debug_code to enable.
-  void Assert(Condition cond, const char* msg);
+  void Assert(Condition cond, BailoutReason reason);
   void AssertFastElements(Register elements);
 
   // Like Assert(), but always enabled.
-  void Check(Condition cond, const char* msg);
+  void Check(Condition cond, BailoutReason reason);
 
   // Print a message to stdout and abort execution.
-  void Abort(const char* msg);
+  void Abort(BailoutReason msg);
 
   // Verify restrictions about code generated in stubs.
   void set_generating_stub(bool value) { generating_stub_ = value; }
   bool generating_stub() { return generating_stub_; }
   void set_allow_stub_calls(bool value) { allow_stub_calls_ = value; }
   bool allow_stub_calls() { return allow_stub_calls_; }
   void set_has_frame(bool value) { has_frame_ = value; }
   bool has_frame() { return has_frame_; }
   inline bool AllowThisStubCall(CodeStub* stub);
 
@@ skipping 299 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_MACRO_ASSEMBLER_ARM_H_