Index: chrome/browser/memory/tab_manager_web_contents_data.h |
diff --git a/chrome/browser/memory/tab_manager_web_contents_data.h b/chrome/browser/memory/tab_manager_web_contents_data.h |
deleted file mode 100644 |
index 8ed8607cdac10da2d66067052ba13e4e10d258b8..0000000000000000000000000000000000000000 |
--- a/chrome/browser/memory/tab_manager_web_contents_data.h |
+++ /dev/null |
@@ -1,152 +0,0 @@ |
-// Copyright 2015 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. |
- |
-#ifndef CHROME_BROWSER_MEMORY_TAB_MANAGER_WEB_CONTENTS_DATA_H_ |
-#define CHROME_BROWSER_MEMORY_TAB_MANAGER_WEB_CONTENTS_DATA_H_ |
- |
-#include "base/macros.h" |
-#include "base/time/time.h" |
-#include "chrome/browser/memory/tab_manager.h" |
-#include "content/public/browser/web_contents_observer.h" |
-#include "content/public/browser/web_contents_user_data.h" |
- |
-namespace base { |
-class TickClock; |
-} |
- |
-namespace content { |
-class WebContents; |
-} |
- |
-namespace memory { |
- |
-// Internal class used by TabManager to record the needed data for |
-// WebContentses. |
-class TabManager::WebContentsData |
- : public content::WebContentsObserver, |
- public content::WebContentsUserData<TabManager::WebContentsData> { |
- public: |
- explicit WebContentsData(content::WebContents* web_contents); |
- ~WebContentsData() override; |
- |
- // WebContentsObserver implementation: |
- void DidStartLoading() override; |
- void WebContentsDestroyed() override; |
- |
- // Returns true if the tab has been discarded to save memory. |
- bool IsDiscarded(); |
- |
- // Sets/clears the discard state of the tab. |
- void SetDiscardState(bool state); |
- |
- // Returns the number of times the tab has been discarded. |
- int DiscardCount(); |
- |
- // Increments the number of times the tab has been discarded. |
- void IncrementDiscardCount(); |
- |
- // Returns true if audio has recently been audible. |
- bool IsRecentlyAudible(); |
- |
- // Set/clears the state of whether audio has recently been audible. |
- void SetRecentlyAudible(bool state); |
- |
- // Returns the timestamp of the last time the tab changed its audio state. |
- base::TimeTicks LastAudioChangeTime(); |
- |
- // Sets the timestamp of the last time the tab changed its audio state. |
- void SetLastAudioChangeTime(base::TimeTicks timestamp); |
- |
- // Returns the timestamp of the last time the tab changed became inactive. |
- base::TimeTicks LastInactiveTime(); |
- |
- // Sets the timestamp of the last time the tab became inactive. |
- void SetLastInactiveTime(base::TimeTicks timestamp); |
- |
- // Copies the discard state from |old_contents| to |new_contents|. |
- static void CopyState(content::WebContents* old_contents, |
- content::WebContents* new_contents); |
- |
- // Used to set the test TickClock, which then gets used by NowTicks(). See |
- // |test_tick_clock_| for more details. |
- void set_test_tick_clock(base::TickClock* test_tick_clock); |
- |
- // Returns the auto-discardable state of the tab. |
- // See tab_manager.h for more information. |
- bool IsAutoDiscardable(); |
- |
- // Sets/clears the auto-discardable state of the tab. |
- void SetAutoDiscardableState(bool state); |
- |
- // Sets the current purge state. |
- // TODO(tasak): remove this after the logic is moved into |
- // MemoryCoordinator. |
- void set_is_purged(bool state) { is_purged_ = state; } |
- |
- // Returns the current state of purge. |
- // TODO(tasak): remove this after the logic is moved into |
- // MemoryCoordinator. |
- bool is_purged() const { return is_purged_; } |
- |
- // Sets the time to purge after the tab is backgrounded. |
- void set_time_to_purge(const base::TimeDelta& time_to_purge) { |
- time_to_purge_ = time_to_purge; |
- } |
- |
- // Returns the time to first purge after the tab is backgrounded. |
- base::TimeDelta time_to_purge() const { return time_to_purge_; } |
- |
- private: |
- // Needed to access tab_data_. |
- FRIEND_TEST_ALL_PREFIXES(TabManagerWebContentsDataTest, CopyState); |
- |
- struct Data { |
- Data(); |
- bool operator==(const Data& right) const; |
- bool operator!=(const Data& right) const; |
- |
- // Is the tab currently discarded? |
- bool is_discarded; |
- // Number of times the tab has been discarded. |
- int discard_count; |
- // Is the tab playing audio? |
- bool is_recently_audible; |
- // Last time the tab started or stopped playing audio (we record the |
- // transition time). |
- base::TimeTicks last_audio_change_time; |
- // The last time the tab was discarded. |
- base::TimeTicks last_discard_time; |
- // The last time the tab was reloaded after being discarded. |
- base::TimeTicks last_reload_time; |
- // The last time the tab switched from being active to inactive. |
- base::TimeTicks last_inactive_time; |
- // Site Engagement score (set to -1 if not available). |
- double engagement_score; |
- // Is tab eligible for auto discarding? Defaults to true. |
- bool is_auto_discardable; |
- }; |
- |
- // Returns either the system's clock or the test clock. See |test_tick_clock_| |
- // for more details. |
- base::TimeTicks NowTicks() const; |
- |
- // Contains all the needed data for the tab. |
- Data tab_data_; |
- |
- // Pointer to a test clock. If this is set, NowTicks() returns the value of |
- // this test clock. Otherwise it returns the system clock's value. |
- base::TickClock* test_tick_clock_; |
- |
- // The time to purge after the tab is backgrounded. |
- base::TimeDelta time_to_purge_; |
- |
- // True if the tab has been purged. |
- bool is_purged_; |
- |
- DISALLOW_COPY_AND_ASSIGN(WebContentsData); |
-}; |
- |
-} // namespace memory |
- |
-#endif // CHROME_BROWSER_MEMORY_TAB_MANAGER_WEB_CONTENTS_DATA_H_ |