blob: a4073d1a5ec78fce9f2ae808f6256745a8749861 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
// 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 "extensions/renderer/scripts_run_info.h"
#include "base/metrics/histogram.h"
#include "content/public/renderer/render_view.h"
#include "extensions/common/extension_messages.h"
#include "extensions/renderer/script_context.h"
#include "third_party/WebKit/public/web/WebFrame.h"
namespace extensions {
ScriptsRunInfo::ScriptsRunInfo() : num_css(0u), num_js(0u) {
}
ScriptsRunInfo::~ScriptsRunInfo() {
}
void ScriptsRunInfo::LogRun(blink::WebFrame* frame,
UserScript::RunLocation location) {
// Notify the browser if any extensions are now executing scripts.
if (!executing_scripts.empty()) {
content::RenderView* render_view =
content::RenderView::FromWebView(frame->view());
render_view->Send(new ExtensionHostMsg_ContentScriptsExecuting(
render_view->GetRoutingID(),
executing_scripts,
ScriptContext::GetDataSourceURLForFrame(frame)));
}
switch (location) {
case UserScript::DOCUMENT_START:
UMA_HISTOGRAM_COUNTS_100("Extensions.InjectStart_CssCount", num_css);
UMA_HISTOGRAM_COUNTS_100("Extensions.InjectStart_ScriptCount", num_js);
if (num_css || num_js)
UMA_HISTOGRAM_TIMES("Extensions.InjectStart_Time", timer.Elapsed());
break;
case UserScript::DOCUMENT_END:
UMA_HISTOGRAM_COUNTS_100("Extensions.InjectEnd_ScriptCount", num_js);
if (num_js)
UMA_HISTOGRAM_TIMES("Extensions.InjectEnd_Time", timer.Elapsed());
break;
case UserScript::DOCUMENT_IDLE:
UMA_HISTOGRAM_COUNTS_100("Extensions.InjectIdle_ScriptCount", num_js);
if (num_js)
UMA_HISTOGRAM_TIMES("Extensions.InjectIdle_Time", timer.Elapsed());
break;
case UserScript::RUN_DEFERRED:
case UserScript::BROWSER_DRIVEN:
// TODO(rdevlin.cronin): Add histograms.
break;
case UserScript::UNDEFINED:
case UserScript::RUN_LOCATION_LAST:
NOTREACHED();
}
}
} // namespace extensions
|
