chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc - Issue 188293005: [SyncFS] Add UMAs to track syncfs usage

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Unified Diff: chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc

Issue 188293005: [SyncFS] Add UMAs to track syncfs usage (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Created 6 years, 9 months ago

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Index: chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc

diff --git a/chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc b/chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc

index c8f5bab1aa751ff7171cc8f9b21899f5e9cefbb3..a21d225bed679abfb975a292e6a15e410113a2a8 100644

--- a/chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc

+++ b/chrome/browser/sync_file_system/drive_backend/metadata_database_index.cc

@@ -4,6 +4,7 @@

#include "chrome/browser/sync_file_system/drive_backend/metadata_database_index.h"

+#include "base/metrics/histogram.h"

#include "chrome/browser/sync_file_system/drive_backend/drive_backend_constants.h"

#include "chrome/browser/sync_file_system/drive_backend/metadata_database.pb.h"

@@ -58,6 +59,11 @@ MetadataDatabaseIndex::MetadataDatabaseIndex(DatabaseContents* content) {

for (size_t i = 0; i < content->file_trackers.size(); ++i)

StoreFileTracker(make_scoped_ptr(content->file_trackers[i]));

content->file_trackers.weak_clear();

+ UMA_HISTOGRAM_COUNTS("SyncFileSystem.MetadataNumber", metadata_by_id_.size());

+ UMA_HISTOGRAM_COUNTS("SyncFileSystem.TrackerNumber", tracker_by_id_.size());

+ UMA_HISTOGRAM_COUNTS_100("SyncFileSystem.RegisteredAppNumber",

+ app_root_by_app_id_.size());

}

MetadataDatabaseIndex::~MetadataDatabaseIndex() {}