Fix some presubmit errors.

test/cctest/test-debug.cc

 // Copyright 2007-2008 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 5598 matching lines @@
 
 v8::Handle<v8::Context> debugee_context;
 v8::Handle<v8::Context> debugger_context;
 
 
 // Property getter that checks that current and calling contexts
 // are both the debugee contexts.
 static v8::Handle<v8::Value> NamedGetterWithCallingContextCheck(
     v8::Local<v8::String> name,
     const v8::AccessorInfo& info) {
-  CHECK(strcmp(*v8::String::AsciiValue(name), "a") == 0);
+  CHECK_EQ(0, strcmp(*v8::String::AsciiValue(name), "a"));
   v8::Handle<v8::Context> current = v8::Context::GetCurrent();
   CHECK(current == debugee_context);
   CHECK(current != debugger_context);
   v8::Handle<v8::Context> calling = v8::Context::GetCalling();
   CHECK(calling == debugee_context);
   CHECK(calling != debugger_context);
   return v8::Int32::New(1);
 }
 
 
@@ skipping 51 matching lines @@
 
   break_point_hit_count = 0;
   foo->Call(env->Global(), 0, NULL);
   CHECK_EQ(1, break_point_hit_count);
 
   v8::Debug::SetDebugEventListener(NULL);
   debugee_context = v8::Handle<v8::Context>();
   debugger_context = v8::Handle<v8::Context>();
   CheckDebuggerUnloaded();
 }