| Index: net/disk_cache/blockfile/webfonts_histogram.cc
|
| diff --git a/net/disk_cache/blockfile/webfonts_histogram.cc b/net/disk_cache/blockfile/webfonts_histogram.cc
|
| deleted file mode 100644
|
| index a92d94224ec11b8a479f5f0b5699e8dd7db74ea7..0000000000000000000000000000000000000000
|
| --- a/net/disk_cache/blockfile/webfonts_histogram.cc
|
| +++ /dev/null
|
| @@ -1,105 +0,0 @@
|
| -// Copyright 2014 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 "net/disk_cache/blockfile/webfonts_histogram.h"
|
| -
|
| -#include "base/strings/string_piece.h"
|
| -#include "base/strings/stringprintf.h"
|
| -#include "net/disk_cache/blockfile/entry_impl.h"
|
| -#include "net/disk_cache/blockfile/histogram_macros.h"
|
| -
|
| -namespace {
|
| -
|
| -enum WebFontDiskCacheEventType {
|
| - CACHE_EVENT_MISS,
|
| - CACHE_EVENT_HIT,
|
| - CACHE_EVENT_EVICTED_ENTRY,
|
| - CACHE_EVENT_MAX
|
| -};
|
| -
|
| -// Tests if the substring of str that begins at pos starts with substr. If so,
|
| -// returns true and advances pos by the length of substr.
|
| -bool Consume(const std::string& str, const base::StringPiece& substr,
|
| - std::string::size_type* pos) {
|
| - if (!str.compare(*pos, substr.length(), substr.data())) {
|
| - *pos += substr.length();
|
| - return true;
|
| - }
|
| - return false;
|
| -}
|
| -
|
| -const char kRoboto[] = "roboto";
|
| -const char kOpenSans[] = "opensans";
|
| -const char kOthers[] = "others";
|
| -
|
| -// Check if the given string is a URL for a font resource of Google Fonts.
|
| -// If so, returns a label for UMA histogram ("roboto", "opensans" or "others").
|
| -const char* HistogramLabel(const std::string& str) {
|
| - std::string::size_type pos = 0;
|
| - if (Consume(str, "http://", &pos) || Consume(str, "https://", &pos)) {
|
| - if (Consume(str, "themes.googleusercontent.com/static/fonts/", &pos) ||
|
| - Consume(str, "ssl.gstatic.com/fonts/", &pos) ||
|
| - Consume(str, "fonts.gstatic.com/s/", &pos)) {
|
| - if (Consume(str, kRoboto, &pos))
|
| - return kRoboto;
|
| - if (Consume(str, kOpenSans, &pos))
|
| - return kOpenSans;
|
| - return kOthers;
|
| - }
|
| - }
|
| - return NULL;
|
| -}
|
| -
|
| -std::string HistogramName(const char* prefix, const char* label) {
|
| - return base::StringPrintf("WebFont.%s_%s", prefix, label);
|
| -}
|
| -
|
| -void RecordCacheEvent(WebFontDiskCacheEventType type, const char* label) {
|
| - CACHE_HISTOGRAM_ENUMERATION(HistogramName("DiskCacheHit", label),
|
| - type, CACHE_EVENT_MAX);
|
| -}
|
| -
|
| -} // namespace
|
| -
|
| -namespace disk_cache {
|
| -namespace web_fonts_histogram {
|
| -
|
| -void RecordCacheMiss(const std::string& key) {
|
| - const char* label = HistogramLabel(key);
|
| - if (label)
|
| - RecordCacheEvent(CACHE_EVENT_MISS, label);
|
| -}
|
| -
|
| -void RecordEvictedEntry(const std::string& key) {
|
| - const char* label = HistogramLabel(key);
|
| - if (label)
|
| - RecordCacheEvent(CACHE_EVENT_EVICTED_ENTRY, label);
|
| -}
|
| -
|
| -void RecordCacheHit(EntryImpl* entry) {
|
| - const char* label = HistogramLabel(entry->GetKey());
|
| - if (!label)
|
| - return;
|
| - EntryStore* info = entry->entry()->Data();
|
| - CACHE_HISTOGRAM_COUNTS_10000(HistogramName("DiskCache.ReuseCount.Hit", label),
|
| - info->reuse_count);
|
| - CACHE_HISTOGRAM_AGE(HistogramName("DiskCache.EntryAge.Hit", label),
|
| - base::Time::FromInternalValue(info->creation_time));
|
| - RecordCacheEvent(CACHE_EVENT_HIT, label);
|
| -}
|
| -
|
| -void RecordEviction(EntryImpl* entry) {
|
| - const char* label = HistogramLabel(entry->GetKey());
|
| - if (!label)
|
| - return;
|
| - EntryStore* info = entry->entry()->Data();
|
| - CACHE_HISTOGRAM_COUNTS_10000(
|
| - HistogramName("DiskCache.ReuseCount.Evict", label),
|
| - info->reuse_count);
|
| - CACHE_HISTOGRAM_AGE(HistogramName("DiskCache.EntryAge.Evict", label),
|
| - base::Time::FromInternalValue(info->creation_time));
|
| -}
|
| -
|
| -} // namespace web_fonts_histogram
|
| -} // namespace disk_cache
|
|
|