[Page Load Metrics] PageLoadMetrics Mojofication.

chrome/common/page_load_metrics/page_load_metrics_struct_traits.h

+// 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 CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_STRUCT_TRAITS_H_
+#define CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_STRUCT_TRAITS_H_
+
+#include "base/time/time.h"
+#include "chrome/common/page_load_metrics/page_load_metrics.mojom.h"
+#include "chrome/common/page_load_metrics/page_load_timing.h"
+#include "mojo/common/common_custom_types_struct_traits.h"
+#include "mojo/public/cpp/bindings/struct_traits.h"
+
+namespace mojo {
+
+template <>
+struct StructTraits<page_load_metrics::mojom::DocumentTimingDataView,
+                    page_load_metrics::DocumentTiming> {
+  static base::Optional<base::TimeDelta> dom_content_loaded_event_start(
+      const page_load_metrics::DocumentTiming& document_timing) {
+    return document_timing.dom_content_loaded_event_start;
+  }
+
+  static base::Optional<base::TimeDelta> load_event_start(
+      const page_load_metrics::DocumentTiming& document_timing) {
+    return document_timing.load_event_start;
+  }
+
+  static base::Optional<base::TimeDelta> first_layout(
+      const page_load_metrics::DocumentTiming& document_timing) {
+    return document_timing.first_layout;
+  }
+
+  static bool Read(page_load_metrics::mojom::DocumentTimingDataView data,
+                   page_load_metrics::DocumentTiming* out);
+};
+
+template <>
+struct StructTraits<page_load_metrics::mojom::PaintTimingDataView,
+                    page_load_metrics::PaintTiming> {
+  static base::Optional<base::TimeDelta> first_paint(
+      const page_load_metrics::PaintTiming& paint_timing) {
+    return paint_timing.first_paint;
+  }
+
+  static base::Optional<base::TimeDelta> first_text_paint(
+      const page_load_metrics::PaintTiming& paint_timing) {
+    return paint_timing.first_text_paint;
+  }
+
+  static base::Optional<base::TimeDelta> first_image_paint(
+      const page_load_metrics::PaintTiming& paint_timing) {
+    return paint_timing.first_image_paint;
+  }
+
+  static base::Optional<base::TimeDelta> first_contentful_paint(
+      const page_load_metrics::PaintTiming& paint_timing) {
+    return paint_timing.first_contentful_paint;
+  }
+
+  static base::Optional<base::TimeDelta> first_meaningful_paint(
+      const page_load_metrics::PaintTiming& paint_timing) {
+    return paint_timing.first_meaningful_paint;
+  }
+
+  static bool Read(page_load_metrics::mojom::PaintTimingDataView data,
+                   page_load_metrics::PaintTiming* out);
+};
+
+template <>
+struct StructTraits<page_load_metrics::mojom::ParseTimingDataView,
+                    page_load_metrics::ParseTiming> {
+  static base::Optional<base::TimeDelta> parse_start(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing.parse_start;
+  }
+
+  static base::Optional<base::TimeDelta> parse_stop(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing.parse_stop;
+  }
+
+  static base::Optional<base::TimeDelta> parse_blocked_on_script_load_duration(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing.parse_blocked_on_script_load_duration;
+  }
+
+  static base::Optional<base::TimeDelta>
+  parse_blocked_on_script_load_from_document_write_duration(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing
+        .parse_blocked_on_script_load_from_document_write_duration;
+  }
+
+  static base::Optional<base::TimeDelta>
+  parse_blocked_on_script_execution_duration(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing.parse_blocked_on_script_execution_duration;
+  }
+
+  static base::Optional<base::TimeDelta>
+  parse_blocked_on_script_execution_from_document_write_duration(
+      const page_load_metrics::ParseTiming& parse_timing) {
+    return parse_timing
+        .parse_blocked_on_script_execution_from_document_write_duration;
+  }
+
+  static bool Read(page_load_metrics::mojom::ParseTimingDataView data,
+                   page_load_metrics::ParseTiming* out);
+};
+
+template <>
+struct StructTraits<page_load_metrics::mojom::StyleSheetTimingDataView,
+                    page_load_metrics::StyleSheetTiming> {
+  static base::Optional<base::TimeDelta>
+  author_style_sheet_parse_duration_before_fcp(
+      const page_load_metrics::StyleSheetTiming& style_sheet_timing) {
+    return style_sheet_timing.author_style_sheet_parse_duration_before_fcp;
+  }
+
+  static base::Optional<base::TimeDelta> update_style_duration_before_fcp(
+      const page_load_metrics::StyleSheetTiming& style_sheet_timing) {
+    return style_sheet_timing.update_style_duration_before_fcp;
+  }
+
+  static bool Read(page_load_metrics::mojom::StyleSheetTimingDataView data,
+                   page_load_metrics::StyleSheetTiming* out);
+};
+
+template <>
+struct StructTraits<page_load_metrics::mojom::PageLoadTimingDataView,
+                    page_load_metrics::PageLoadTiming> {
+  static base::Time navigation_start(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.navigation_start;
+  }
+
+  static base::Optional<base::TimeDelta> response_start(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.response_start;
+  }
+
+  static page_load_metrics::DocumentTiming document_timing(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.document_timing;
+  }
+
+  static page_load_metrics::PaintTiming paint_timing(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.paint_timing;
+  }
+
+  static page_load_metrics::ParseTiming parse_timing(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.parse_timing;
+  }
+
+  static page_load_metrics::StyleSheetTiming style_sheet_timing(
+      const page_load_metrics::PageLoadTiming& page_load_timing) {
+    return page_load_timing.style_sheet_timing;
+  }
+
+  static bool Read(page_load_metrics::mojom::PageLoadTimingDataView data,
+                   page_load_metrics::PageLoadTiming* out);
+};
+
+template <>
+struct StructTraits<page_load_metrics::mojom::PageLoadMetadataDataView,
+                    page_load_metrics::PageLoadMetadata> {
+  static int behavior_flags(
+      const page_load_metrics::PageLoadMetadata& page_load_metadata) {
+    return page_load_metadata.behavior_flags;
+  }
+
+  static bool Read(page_load_metrics::mojom::PageLoadMetadataDataView data,
+                   page_load_metrics::PageLoadMetadata* out);
+};
+
+}  // namespace mojo
+
+#endif  // CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_STRUCT_TRAITS_H_