Modify crash-reporter to collect crash information for unofficial builds.

crash_collector.h

Index: crash_collector.h
diff --git a/crash_collector.h b/crash_collector.h
index f3fcbe596f7461db0f29f05597ec9decd0ce923c..6680399912fd14a0c2e0f5cffa3bf6100b6141f7 100644
--- a/crash_collector.h
+++ b/crash_collector.h
@@ -138,6 +138,9 @@ class CrashCollector {
                           const std::string &exec_name,
                           const std::string &payload_path);
 
+  // Returns true if the a crash test is currently running.
+  bool IsCrashTestInProgress();
+
   CountCrashFunction count_crash_function_;
   IsFeedbackAllowedFunction is_feedback_allowed_function_;
   SystemLogging *logger_;