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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 #ifndef CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ | 5 #ifndef CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ |
6 #define CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ | 6 #define CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "chrome/common/page_load_metrics/page_load_timing.h" | 11 #include "chrome/common/page_load_metrics/page_load_timing.h" |
12 #include "content/public/renderer/render_frame_observer.h" | 12 #include "content/public/renderer/render_frame_observer.h" |
13 #include "third_party/WebKit/public/platform/WebLoadingBehaviorFlag.h" | 13 #include "third_party/WebKit/public/platform/WebLoadingBehaviorFlag.h" |
14 | 14 |
15 namespace base { | 15 namespace base { |
16 class Timer; | 16 class Timer; |
17 } // namespace base | 17 } // namespace base |
18 | 18 |
19 namespace page_load_metrics { | 19 namespace page_load_metrics { |
20 | 20 |
21 class PageTimingMetricsSender; | 21 class PageTimingMetricsSender; |
| 22 class PageTimingSender; |
22 | 23 |
23 // MetricsRenderFrameObserver observes RenderFrame notifications, and sends page | 24 // MetricsRenderFrameObserver observes RenderFrame notifications, and sends page |
24 // load timing information to the browser process over IPC. A | 25 // load timing information to the browser process over IPC. A |
25 // MetricsRenderFrameObserver is instantiated for each frame (main frames and | 26 // MetricsRenderFrameObserver is instantiated for each frame (main frames and |
26 // child frames). MetricsRenderFrameObserver dispatches timing and metadata | 27 // child frames). MetricsRenderFrameObserver dispatches timing and metadata |
27 // updates for main frames, but only metadata updates for child frames. | 28 // updates for main frames, but only metadata updates for child frames. |
28 class MetricsRenderFrameObserver : public content::RenderFrameObserver { | 29 class MetricsRenderFrameObserver : public content::RenderFrameObserver { |
29 public: | 30 public: |
30 explicit MetricsRenderFrameObserver(content::RenderFrame* render_frame); | 31 explicit MetricsRenderFrameObserver(content::RenderFrame* render_frame); |
31 ~MetricsRenderFrameObserver() override; | 32 ~MetricsRenderFrameObserver() override; |
32 | 33 |
33 // RenderFrameObserver implementation | 34 // RenderFrameObserver implementation |
34 void DidChangePerformanceTiming() override; | 35 void DidChangePerformanceTiming() override; |
35 void DidObserveLoadingBehavior( | 36 void DidObserveLoadingBehavior( |
36 blink::WebLoadingBehaviorFlag behavior) override; | 37 blink::WebLoadingBehaviorFlag behavior) override; |
37 void DidCommitProvisionalLoad(bool is_new_navigation, | 38 void DidCommitProvisionalLoad(bool is_new_navigation, |
38 bool is_same_document_navigation) override; | 39 bool is_same_document_navigation) override; |
39 void OnDestruct() override; | 40 void OnDestruct() override; |
40 | 41 |
41 // Invoked when a frame is going away. This is our last chance to send IPCs | 42 // Invoked when a frame is going away. This is our last chance to send IPCs |
42 // before being destroyed. | 43 // before being destroyed. |
43 void FrameDetached() override; | 44 void FrameDetached() override; |
44 | 45 |
45 private: | 46 private: |
46 // Will be null when we're not actively sending metrics. | |
47 std::unique_ptr<PageTimingMetricsSender> page_timing_metrics_sender_; | |
48 | |
49 void SendMetrics(); | 47 void SendMetrics(); |
50 virtual bool ShouldSendMetrics() const; | 48 virtual bool ShouldSendMetrics() const; |
51 virtual mojom::PageLoadTimingPtr GetTiming() const; | 49 virtual mojom::PageLoadTimingPtr GetTiming() const; |
52 virtual std::unique_ptr<base::Timer> CreateTimer() const; | 50 virtual std::unique_ptr<base::Timer> CreateTimer() const; |
| 51 virtual std::unique_ptr<PageTimingSender> CreatePageTimingSender(); |
53 virtual bool HasNoRenderFrame() const; | 52 virtual bool HasNoRenderFrame() const; |
54 | 53 |
| 54 // Will be null when we're not actively sending metrics. |
| 55 std::unique_ptr<PageTimingMetricsSender> page_timing_metrics_sender_; |
| 56 |
55 DISALLOW_COPY_AND_ASSIGN(MetricsRenderFrameObserver); | 57 DISALLOW_COPY_AND_ASSIGN(MetricsRenderFrameObserver); |
56 }; | 58 }; |
57 | 59 |
58 } // namespace page_load_metrics | 60 } // namespace page_load_metrics |
59 | 61 |
60 #endif // CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ | 62 #endif // CHROME_RENDERER_PAGE_LOAD_METRICS_METRICS_RENDER_FRAME_OBSERVER_H_ |
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