Files.app: Add analytics code to instrument cloud import flows.

ui/file_manager/file_manager/common/js/metrics_events.js

Index: ui/file_manager/file_manager/common/js/metrics_events.js
diff --git a/ui/file_manager/file_manager/common/js/metrics_events.js b/ui/file_manager/file_manager/common/js/metrics_events.js
new file mode 100644
index 0000000000000000000000000000000000000000..ab5cabd8103da25bb3048ce8dcb9ec27266ee330
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+++ b/ui/file_manager/file_manager/common/js/metrics_events.js
@@ -0,0 +1,97 @@
+// Copyright 2015 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.
+
+// namespace
+var metrics = metrics || metricsBase;
+
+/** @enum {string} */
+metrics.Categories = {
+  ACQUISITION: 'Acquisition'
+};
+
+/**
+ * The values of these enums come from the analytics console.
+ * @private @enum {number}
+ */
+metrics.Dimension_ = {
+  USER_TYPE: 1,
+  SESSION_TYPE: 2
+};
+
+/**
+ * @enum {!analytics.EventBuilder.Dimension}
+ */
+metrics.Dimensions = {
+  USER_TYPE_NON_IMPORT: {
+    index: metrics.Dimension_.USER_TYPE,
+    value: 'Non-import'
+  },
+  USER_TYPE_IMPORT: {
+    index: metrics.Dimension_.USER_TYPE,
+    value: 'Import'
+  },
+  SESSION_TYPE_NON_IMPORT: {
+    index: metrics.Dimension_.SESSION_TYPE,
+    value: 'Non-import'
+  },
+  SESSION_TYPE_IMPORT: {
+    index: metrics.Dimension_.SESSION_TYPE,
+    value: 'Import'
+  }
+};
+
+// namespace
+metrics.event = metrics.event || {};
+
+/**
+ * Base event builders for files app.
+ * @private @enum {!analytics.EventBuilder}
+ */
+metrics.event.Builders_ = {
+  IMPORT: analytics.EventBuilder.builder()
+      .category(metrics.Categories.ACQUISITION)
+};
+
+/**
+ * @enum {!analytics.EventBuilder}
+ */
+metrics.ImportEvents = {
+  STARTED: metrics.event.Builders_.IMPORT
+      .action('Import Started')
+      .dimension(metrics.Dimensions.SESSION_TYPE_IMPORT)
+      .dimension(metrics.Dimensions.USER_TYPE_IMPORT),
+
+  ENDED: metrics.event.Builders_.IMPORT
+      .action('Import Completed'),
+
+  CANCELLED: metrics.event.Builders_.IMPORT
+      .action('Import Cancelled'),
+
+  ERROR: metrics.event.Builders_.IMPORT
+      .action('Import Error'),
+
+  FILE_COUNT: metrics.event.Builders_.IMPORT
+      .action('Files Imported'),
+
+  BYTE_COUNT: metrics.event.Builders_.IMPORT
+      .action('Total Bytes Imported'),
+
+  DEVICE_YANKED: metrics.event.Builders_.IMPORT
+      .action('Device Yanked'),
+
+  HISTORY_DEDUPE_COUNT: metrics.event.Builders_.IMPORT
+      .action('Files Deduped By History'),
+
+  CONTENT_DEDUPE_COUNT: metrics.event.Builders_.IMPORT
+      .action('Files Deduped By Content')
+};
+
+// namespace
+metrics.timing = metrics.timing || {};
+
+/** @enum {string} */
+metrics.timing.Variables = {
+  COMPUTE_HASH: 'Compute Content Hash',
+  SEARCH_BY_HASH: 'Search By Hash'
+};