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// Copyright 2013 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.
#include "build/build_config.h"
#include "chrome/browser/importer/importer_uma.h"
namespace importer {
namespace {
// The enum used to register importer use.
enum ImporterTypeMetrics {
IMPORTER_METRICS_UNKNOWN = 0,
#if defined(OS_WIN)
IMPORTER_METRICS_IE = 1,
#endif
IMPORTER_METRICS_FIREFOX2 = 2, // obsolete
IMPORTER_METRICS_FIREFOX3 = 3,
#if defined(OS_MACOSX)
IMPORTER_METRICS_SAFARI = 4,
#endif
IMPORTER_METRICS_GOOGLE_TOOLBAR5 = 5, // obsolete
IMPORTER_METRICS_BOOKMARKS_FILE = 6,
// Insert new values here. Never remove any existing values, as this enum is
// used to bucket a UMA histogram, and removing values breaks that.
IMPORTER_METRICS_SIZE
};
} // namespace
void LogImporterUseToMetrics(const std::string& metric_postfix,
ImporterType type) {
ImporterTypeMetrics metrics_type = IMPORTER_METRICS_UNKNOWN;
switch (type) {
case TYPE_UNKNOWN:
metrics_type = IMPORTER_METRICS_UNKNOWN;
break;
#if defined(OS_WIN)
case TYPE_IE:
metrics_type = IMPORTER_METRICS_IE;
break;
#endif
case TYPE_FIREFOX:
metrics_type = IMPORTER_METRICS_FIREFOX3;
break;
#if defined(OS_MACOSX)
case TYPE_SAFARI:
metrics_type = IMPORTER_METRICS_SAFARI;
break;
#endif
case TYPE_BOOKMARKS_FILE:
metrics_type = IMPORTER_METRICS_BOOKMARKS_FILE;
break;
}
// Note: This leaks memory, which is the expected behavior as the factory
// creates and owns the histogram.
base::HistogramBase* histogram =
base::LinearHistogram::FactoryGet(
"Import.ImporterType." + metric_postfix,
1,
IMPORTER_METRICS_SIZE,
IMPORTER_METRICS_SIZE + 1,
base::HistogramBase::kUmaTargetedHistogramFlag);
histogram->Add(metrics_type);
}
} // namespace importer
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