1 files changed, 33 insertions, 0 deletions
diff --git a/chromium/content/browser/conversions/conversion_page_metrics.h b/chromium/content/browser/conversions/conversion_page_metrics.h
new file mode 100644
index 00000000000..bd974b1098e
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+++ b/chromium/content/browser/conversions/conversion_page_metrics.h
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+// Copyright 2020 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 CONTENT_BROWSER_CONVERSIONS_CONVERSION_PAGE_METRICS_H_
+#define CONTENT_BROWSER_CONVERSIONS_CONVERSION_PAGE_METRICS_H_
+
+namespace content {
+
+class StorableConversion;
+
+// Keeps track of per-page-load metrics for conversion measurement. Lifetime is
+// scoped to a single page load.
+class ConversionPageMetrics {
+ public:
+  ConversionPageMetrics();
+  ~ConversionPageMetrics();
+
+  ConversionPageMetrics(const ConversionPageMetrics& other) = delete;
+  ConversionPageMetrics& operator=(const ConversionPageMetrics& other) = delete;
+
+  // Called when a conversion is registered.
+  void OnConversion(const StorableConversion& conversion);
+
+ private:
+  // Keeps track of how many conversion registrations there have been on the
+  // current page.
+  int num_conversions_on_current_page_ = 0;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_CONVERSIONS_CONVERSION_PAGE_METRICS_H_