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Issue 2096063002: [ash-md] Adds UMA items count and selection depth for Alt+Tab (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: [ash-md] Adds UMA items count and selection depth for Alt+Tab (comments) Created 4 years, 5 months ago
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Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 079e480247c55c8d776933891100f6098cf679cd..498e60e794265d05bfa51f1fb0f5742cf7d97a61 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -1516,18 +1516,38 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
</histogram>
<histogram name="Ash.WindowCycleController.CycleTime" units="ms">
- <owner>flackr@chromium.org</owner>
- <owner>kuscher@google.com</owner>
+ <owner>varkha@chromium.org</owner>
+ <owner>tbuckley@google.com</owner>
<summary>
The amount of time the Alt key is held after pressing Alt+Tab to begin
cycling through windows.
</summary>
</histogram>
+<histogram name="Ash.WindowCycleController.Items" units="items">
+ <owner>varkha@chromium.org</owner>
+ <owner>tbuckley@google.com</owner>
+ <summary>
+ The number of windows in the Alt+Tab selector. Only recorded once when
+ cycling starts, not every time when Tab is pressed without releasing Alt.
+ </summary>
+</histogram>
+
+<histogram name="Ash.WindowCycleController.SelectionDepth" units="items">
+ <owner>varkha@chromium.org</owner>
+ <owner>tbuckley@google.com</owner>
+ <summary>
+ When a window is selected after pressing Alt+Tab, records that window's
+ position in the global MRU ordering. 1 represents the most-recently used
+ window, 2 represents the next most-recently used window, and so on. Recorded
+ when Alt+Tab cycling stops, i.e., when Alt key is released.
+ </summary>
+</histogram>
+
<histogram name="Ash.WindowCycleController.TimeBetweenTaskSwitches"
units="seconds">
- <owner>tdanderson@google.com</owner>
- <owner>bruthig@google.com</owner>
+ <owner>varkha@chromium.org</owner>
+ <owner>tbuckley@google.com</owner>
<summary>
The number of seconds between task switches triggered by the next window and
previous window accelerator keys (ie Alt+Tab, Alt+Shift+Tab).
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