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 9600b44a5edbc8ef6294ad7a935187c46bdec040..5247d916ca0339a2db8df013e89b882dd53f7a0e 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;
@@ -349,3 +350,7 @@ void CrashCollector::WriteCrashMetaData(const FilePath &meta_path,
     LOG(ERROR) << "Unable to write " << meta_path.value();
   }
 }
+
+bool CrashCollector::IsCrashTestInProgress() {
+  return file_util::PathExists(FilePath(kCrashTestInProgressPath));
+}