Views Textfield: multiple clicks should alternate between double and triple click behavior

ui/views/controls/textfield/native_textfield_views.cc

 // Copyright (c) 2013 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.
 
 #include "ui/views/controls/textfield/native_textfield_views.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/bind.h"
@@ skipping 1391 matching lines @@
       controller->OnAfterPaste();
   }
   return success;
 }
 
 void NativeTextfieldViews::TrackMouseClicks(const ui::MouseEvent& event) {
   if (event.IsOnlyLeftMouseButton()) {
     base::TimeDelta time_delta = event.time_stamp() - last_click_time_;
     if (time_delta.InMilliseconds() <= GetDoubleClickInterval() &&
         !ExceededDragThresholdFromLastClickLocation(event)) {
-      aggregated_clicks_ = (aggregated_clicks_ + 1) % 3;
+      // Upon clicking after a triple click, the count should go back to double
+      // click and alternate between double and triple. This assignment maps
+      // 0 to 1, 1 to 2, 2 to 1.
+      aggregated_clicks_ = (aggregated_clicks_ % 2) + 1;
     } else {
       aggregated_clicks_ = 0;
     }
     last_click_time_ = event.time_stamp();
     last_click_location_ = event.location();
   }
 }
 
 void NativeTextfieldViews::HandleMousePressEvent(const ui::MouseEvent& event) {
   if (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton())
@@ skipping 71 matching lines @@
   if (index != -1) {
     obscured_reveal_timer_.Start(
         FROM_HERE,
         duration,
         base::Bind(&NativeTextfieldViews::RevealObscuredChar,
                    base::Unretained(this), -1, base::TimeDelta()));
   }
 }
 
 }  // namespace views