Stability instrumentation Crashpad integration

components/browser_watcher/minidump_user_streams.h

Index: components/browser_watcher/minidump_user_streams.h
diff --git a/components/browser_watcher/minidump_user_streams.h b/components/browser_watcher/minidump_user_streams.h
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+++ b/components/browser_watcher/minidump_user_streams.h
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+// 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.
+
+#ifndef COMPONENTS_BROWSER_WATCHER_MINIDUMP_USER_STREAMS_H_
+#define COMPONENTS_BROWSER_WATCHER_MINIDUMP_USER_STREAMS_H_
+
+namespace browser_watcher {
+
+// The stream type assigned to the minidump stream that holds the serialized
+// stability report.
+// Note: the value was obtained by adding 1 to the stream type used for holding
+// the SyzyAsan proto.
+constexpr uint32_t kStabilityReportStreamType = 0x4B6B0002;
+
+}  // namespace browser_watcher
+
+#endif  // COMPONENTS_BROWSER_WATCHER_MINIDUMP_USER_STREAMS_H_