Separate collection logic from the extraction of the report

components/browser_watcher/postmortem_report_extractor.h

Index: components/browser_watcher/postmortem_report_extractor.h
diff --git a/components/browser_watcher/postmortem_report_extractor.h b/components/browser_watcher/postmortem_report_extractor.h
new file mode 100644
index 0000000000000000000000000000000000000000..bc7186b191a5c888d6e7c82f8780061c66eda80f
--- /dev/null
+++ b/components/browser_watcher/postmortem_report_extractor.h
@@ -0,0 +1,36 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Implementation of the collection of a stability file to a protocol buffer.
+
+#ifndef COMPONENTS_BROWSER_WATCHER_POSTMORTEM_REPORT_EXTRACTOR_H_
+#define COMPONENTS_BROWSER_WATCHER_POSTMORTEM_REPORT_EXTRACTOR_H_
+
+#include "base/files/file_path.h"
+#include "components/browser_watcher/stability_report.pb.h"
+
+namespace browser_watcher {
+
+// DO NOT CHANGE VALUES. This is logged persistently in a histogram.
+enum CollectionStatus {
+  NONE = 0,
+  SUCCESS = 1,  // Successfully registered a report with Crashpad.
+  ANALYZER_CREATION_FAILED = 2,
+  DEBUG_FILE_NO_DATA = 3,
+  PREPARE_NEW_CRASH_REPORT_FAILED = 4,
+  WRITE_TO_MINIDUMP_FAILED = 5,
+  DEBUG_FILE_DELETION_FAILED = 6,
+  FINISHED_WRITING_CRASH_REPORT_FAILED = 7,
+  COLLECTION_STATUS_MAX = 8
+};
+
+// Extracts a stability report from a stability file.
+// TODO(manzagop): have a function that takes a GlobalActivityAnalyzer instead
+// and simplify testing.
+CollectionStatus Extract(const base::FilePath& stability_file,
+                         StabilityReport* report);
+
+}  // namespace browser_watcher
+
+#endif  // COMPONENTS_BROWSER_WATCHER_POSTMORTEM_REPORT_EXTRACTOR_H_