Update Crashpad to 23d31c4fea61962e156f992889c6b041ad757d12

third_party/crashpad/crashpad/util/misc/metrics.h

Index: third_party/crashpad/crashpad/util/misc/metrics.h
diff --git a/third_party/crashpad/crashpad/util/misc/metrics.h b/third_party/crashpad/crashpad/util/misc/metrics.h
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+// Copyright 2016 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef CRASHPAD_UTIL_MISC_METRICS_H_
+#define CRASHPAD_UTIL_MISC_METRICS_H_
+
+#include "base/macros.h"
+#include "util/file/file_io.h"
+
+namespace crashpad {
+
+//! \brief Container class to hold shared UMA metrics integration points.
+//!
+//! Each static function in this class will call a `UMA_*` from
+//! `base/metrics/histogram_macros.h`. When building Crashpad standalone,
+//! (against mini_chromium), these macros do nothing. When built against
+//! Chromium's base, they allow integration with its metrics system.
+class Metrics {
+ public:
+  //! \brief Reports the size of a crash report file in bytes. Should be called
+  //!     when a new report is written to disk.
+  static void CrashReportSize(FileHandle file);
+
+ private:
+  DISALLOW_IMPLICIT_CONSTRUCTORS(Metrics);
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_UTIL_MISC_METRICS_H_