Cynthia Tang [:cynthiatang] Reporter
	Description • 8 years ago

Refer to Bug 1269953

# Test Case
 1. Launch the browser with blank page
 2. Input the google doc url with 1 pages table content
    https://goo.gl/ASWnsK
 3. Select all objects
 4. Delete all objects
 5. Close the browser

# Try to identify the time for the action "Select All". 
You can see profilerMark_3(): 49998 - 49467 = 531 ms

Profiler: https://goo.gl/z6NzWC

From Gecko Profiling data, the Range [49457, 50008]:
 550  100.0% Startup::XRE_Main
 407   74.0% ├─ nsViewManager::DispatchEvent
 401   72.9% │  ├─ EventDispatcher::Dispatch
             │  └─ ...so on
             └─ ...so on