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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/renderer/page_load_metrics/page_timing_metrics_sender.h" | 5 #include "chrome/renderer/page_load_metrics/page_timing_metrics_sender.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/callback.h" | 9 #include "base/callback.h" |
10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
11 #include "base/timer/timer.h" | 11 #include "base/timer/timer.h" |
12 #include "chrome/common/page_load_metrics/page_load_metrics_messages.h" | 12 #include "chrome/common/page_load_metrics/page_load_metrics_messages.h" |
13 #include "ipc/ipc_sender.h" | 13 #include "ipc/ipc_sender.h" |
14 | 14 |
15 namespace page_load_metrics { | 15 namespace page_load_metrics { |
16 | 16 |
17 namespace { | 17 namespace { |
18 const int kInitialTimerDelayMillis = 50; | 18 const int kInitialTimerDelayMillis = 50; |
19 const int kTimerDelayMillis = 1000; | 19 const int kTimerDelayMillis = 1000; |
20 } // namespace | 20 } // namespace |
21 | 21 |
22 PageTimingMetricsSender::PageTimingMetricsSender( | 22 PageTimingMetricsSender::PageTimingMetricsSender( |
23 IPC::Sender* ipc_sender, | 23 IPC::Sender* ipc_sender, |
24 int routing_id, | 24 int routing_id, |
25 std::unique_ptr<base::Timer> timer, | 25 std::unique_ptr<base::Timer> timer, |
26 const PageLoadTiming& initial_timing) | 26 mojom::PageLoadTimingPtr initial_timing) |
27 : ipc_sender_(ipc_sender), | 27 : ipc_sender_(ipc_sender), |
28 routing_id_(routing_id), | 28 routing_id_(routing_id), |
29 timer_(std::move(timer)), | 29 timer_(std::move(timer)), |
30 last_timing_(initial_timing), | 30 last_timing_(std::move(initial_timing)), |
31 metadata_(PageLoadMetadata()) { | 31 metadata_(mojom::PageLoadMetadata()) { |
32 if (!initial_timing.IsEmpty()) { | 32 if (!IsEmpty(*last_timing_)) { |
33 // Send an initial IPC relatively early to help track aborts. | |
Bryan McQuade
2017/05/16 01:58:55
looks like this comment was removed in a recent ch
lpy
2017/05/16 18:08:55
Done.
| |
33 EnsureSendTimer(); | 34 EnsureSendTimer(); |
34 } | 35 } |
35 } | 36 } |
36 | 37 |
37 // On destruction, we want to send any data we have if we have a timer | 38 // On destruction, we want to send any data we have if we have a timer |
38 // currently running (and thus are talking to a browser process) | 39 // currently running (and thus are talking to a browser process) |
39 PageTimingMetricsSender::~PageTimingMetricsSender() { | 40 PageTimingMetricsSender::~PageTimingMetricsSender() { |
40 if (timer_->IsRunning()) { | 41 if (timer_->IsRunning()) { |
41 timer_->Stop(); | 42 timer_->Stop(); |
42 SendNow(); | 43 SendNow(); |
43 } | 44 } |
44 } | 45 } |
45 | 46 |
46 void PageTimingMetricsSender::DidObserveLoadingBehavior( | 47 void PageTimingMetricsSender::DidObserveLoadingBehavior( |
47 blink::WebLoadingBehaviorFlag behavior) { | 48 blink::WebLoadingBehaviorFlag behavior) { |
48 if (behavior & metadata_.behavior_flags) | 49 if (behavior & metadata_.behavior_flags) |
49 return; | 50 return; |
50 metadata_.behavior_flags |= behavior; | 51 metadata_.behavior_flags |= behavior; |
51 EnsureSendTimer(); | 52 EnsureSendTimer(); |
52 } | 53 } |
53 | 54 |
54 void PageTimingMetricsSender::Send(const PageLoadTiming& timing) { | 55 void PageTimingMetricsSender::Send(mojom::PageLoadTimingPtr timing) { |
55 if (timing == last_timing_) | 56 if (last_timing_->Equals(*timing)) |
56 return; | 57 return; |
57 | 58 |
58 // We want to make sure that each PageTimingMetricsSender is associated | 59 // We want to make sure that each PageTimingMetricsSender is associated |
59 // with a distinct page navigation. Because we reset the object on commit, | 60 // with a distinct page navigation. Because we reset the object on commit, |
60 // we can trash last_timing_ on a provisional load before SendNow() fires. | 61 // we can trash last_timing_ on a provisional load before SendNow() fires. |
61 if (!last_timing_.navigation_start.is_null() && | 62 if (!last_timing_->navigation_start.is_null() && |
62 last_timing_.navigation_start != timing.navigation_start) { | 63 last_timing_->navigation_start != timing->navigation_start) { |
63 return; | 64 return; |
64 } | 65 } |
65 | 66 |
66 last_timing_ = timing; | 67 last_timing_ = std::move(timing); |
67 EnsureSendTimer(); | 68 EnsureSendTimer(); |
68 } | 69 } |
69 | 70 |
70 void PageTimingMetricsSender::EnsureSendTimer() { | 71 void PageTimingMetricsSender::EnsureSendTimer() { |
71 if (!timer_->IsRunning()) { | 72 if (!timer_->IsRunning()) { |
72 // Send the first IPC eagerly to make sure the receiving side knows we're | 73 // Send the first IPC eagerly to make sure the receiving side knows we're |
73 // sending metrics as soon as possible. | 74 // sending metrics as soon as possible. |
74 int delay_ms = | 75 int delay_ms = |
75 have_sent_ipc_ ? kTimerDelayMillis : kInitialTimerDelayMillis; | 76 have_sent_ipc_ ? kTimerDelayMillis : kInitialTimerDelayMillis; |
76 timer_->Start( | 77 timer_->Start( |
77 FROM_HERE, base::TimeDelta::FromMilliseconds(delay_ms), | 78 FROM_HERE, base::TimeDelta::FromMilliseconds(delay_ms), |
78 base::Bind(&PageTimingMetricsSender::SendNow, base::Unretained(this))); | 79 base::Bind(&PageTimingMetricsSender::SendNow, base::Unretained(this))); |
79 } | 80 } |
80 } | 81 } |
81 | 82 |
82 void PageTimingMetricsSender::SendNow() { | 83 void PageTimingMetricsSender::SendNow() { |
83 have_sent_ipc_ = true; | 84 have_sent_ipc_ = true; |
84 ipc_sender_->Send(new PageLoadMetricsMsg_TimingUpdated( | 85 ipc_sender_->Send(new PageLoadMetricsMsg_TimingUpdated( |
85 routing_id_, last_timing_, metadata_)); | 86 routing_id_, *last_timing_, metadata_)); |
86 } | 87 } |
87 | 88 |
88 } // namespace page_load_metrics | 89 } // namespace page_load_metrics |
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