Tapping/longpressing should result in INSERTION_HANDLE_SHOWN

ui/touch_selection/touch_selection_controller.cc

 // Copyright 2014 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/touch_selection/touch_selection_controller.h"
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/user_metrics.h"
@@ skipping 445 matching lines @@
 }
 
 bool TouchSelectionController::ActivateInsertionIfNecessary() {
   DCHECK_NE(SELECTION_ACTIVE, active_status_);
 
   if (!insertion_handle_) {
     insertion_handle_.reset(
         new TouchHandle(this, TouchHandleOrientation::CENTER, viewport_rect_));
   }
 
-  if (active_status_ == INACTIVE) {
+  if (active_status_ == INACTIVE || response_pending_input_event_ == TAP ||
+      response_pending_input_event_ == LONG_PRESS) {
     active_status_ = INSERTION_ACTIVE;
     insertion_handle_->SetEnabled(true);
     insertion_handle_->SetViewportRect(viewport_rect_);
+    response_pending_input_event_ = INPUT_EVENT_TYPE_NONE;
     return true;
   }
   return false;
 }
 
 void TouchSelectionController::DeactivateInsertion() {
   if (active_status_ != INSERTION_ACTIVE)
     return;
   DCHECK(insertion_handle_);
   active_status_ = INACTIVE;
@@ skipping 117 matching lines @@
     base::TimeDelta duration = base::TimeTicks::Now() - selection_start_time_;
     UMA_HISTOGRAM_CUSTOM_TIMES("Event.TouchSelection.WasDraggedDuration",
                                duration,
                                base::TimeDelta::FromMilliseconds(500),
                                base::TimeDelta::FromSeconds(60),
                                60);
   }
 }
 
 }  // namespace ui