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

crash_collector.cc

Index: crash_collector.cc
diff --git a/crash_collector.cc b/crash_collector.cc
index afd72d1e129757c3a5f992abac0171d47d826057..bdad63f551e5263449dac4b4cfb79b686cd1b7db 100644
--- a/crash_collector.cc
+++ b/crash_collector.cc
@@ -24,6 +24,7 @@ static const char kLsbRelease[] = "/etc/lsb-release";
 static const char kShellPath[] = "/bin/sh";
 static const char kSystemCrashPath[] = "/var/spool/crash";
 static const char kUserCrashPath[] = "/home/chronos/user/crash";
+static const char kCrashTestInProgressPath[] = "/tmp/crash-test-in-progress";
 
 // Directory mode of the user crash spool directory.
 static const mode_t kUserCrashPathMode = 0755;
@@ -410,3 +411,7 @@ void CrashCollector::WriteCrashMetaData(const FilePath &meta_path,
     logger_->LogError("Unable to write %s", meta_path.value().c_str());
   }
 }
+
+bool CrashCollector::IsCrashTestInProgress() {
+  return file_util::PathExists(FilePath(kCrashTestInProgressPath));
+}