Mojo interface/service for Leak Detector on remote process

components/metrics/leak_detector/leak_detector_remote.mojom

Index: components/metrics/leak_detector/leak_detector_remote.mojom
diff --git a/components/metrics/leak_detector/leak_detector_remote.mojom b/components/metrics/leak_detector/leak_detector_remote.mojom
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+// Copyright 2016 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.
+
+module metrics;
+
+// Provides a remote interface for enabling LeakDetector on remote processes.
+interface LeakDetectorRemote {
+  // Returns a MemoryLeakReportProto::Params in serialized format. Used to
+  // indicate to the remote process what parameters to use when initializing
+  // LeakDetector. Can also return |Params::sampling_rate| == 0 to indicate
+  // that LeakDetector should not be initialized on a particular process.
+  GetParams() => (string serialized_params);
+
+  // When a remote process running LeakDetector gets some leak reports, it
+  // should call this function to return the leak reports back to the main
+  // process that implements this function. The reports should be sent back as
+  // an array of serialized MemoryLeakReportProtos.
+  SendLeakReports(array<string> serialized_reports);
+};