touch: Fix ctrl+taps for buttons on bookmark bar and toolbar.

ui/views/controls/button/button.cc

Index: ui/views/controls/button/button.cc
diff --git a/ui/views/controls/button/button.cc b/ui/views/controls/button/button.cc
index 0de1e57e87b90623a3bd310d563a462399218cc5..9f1437393c43a1cef39126559650f01fd5f0eaab 100644
--- a/ui/views/controls/button/button.cc
+++ b/ui/views/controls/button/button.cc
@@ -50,19 +50,15 @@ void Button::GetAccessibleState(ui::AccessibleViewState* state) {
 
 Button::Button(ButtonListener* listener)
     : listener_(listener),
-      tag_(-1),
-      mouse_event_flags_(0) {
+      tag_(-1) {
   set_accessibility_focusable(true);
 }
 
 void Button::NotifyClick(const ui::Event& event) {
-  mouse_event_flags_ = event.IsMouseEvent() ? event.flags() : 0;
   // We can be called when there is no listener, in cases like double clicks on
   // menu buttons etc.
   if (listener_)
     listener_->ButtonPressed(this, event);
-  // NOTE: don't attempt to reset mouse_event_flags_ as the listener may have
-  // deleted us.
 }
 
 }  // namespace views