Avoid discarding freshly created background tabs

content/browser/web_contents/web_contents_impl.cc

 // Copyright (c) 2012 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 "content/browser/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 290 matching lines @@
       load_state_(net::LOAD_STATE_IDLE, base::string16()),
       upload_size_(0),
       upload_position_(0),
       displayed_insecure_content_(false),
       capturer_count_(0),
       should_normally_be_visible_(true),
       is_being_destroyed_(false),
       notify_disconnection_(false),
       dialog_manager_(NULL),
       is_showing_before_unload_dialog_(false),
+      last_active_time_(base::TimeTicks::Now()),
       closed_by_user_gesture_(false),
       minimum_zoom_percent_(static_cast<int>(kMinimumZoomFactor * 100)),
       maximum_zoom_percent_(static_cast<int>(kMaximumZoomFactor * 100)),
       temporary_zoom_settings_(false),
       color_chooser_identifier_(0),
       render_view_message_source_(NULL),
       fullscreen_widget_routing_id_(MSG_ROUTING_NONE),
       is_subframe_(false) {
   for (size_t i = 0; i < g_created_callbacks.Get().size(); i++)
     g_created_callbacks.Get().at(i).Run(this);
@@ skipping 573 matching lines @@
 
 bool WebContentsImpl::IsBeingDestroyed() const {
   return is_being_destroyed_;
 }
 
 void WebContentsImpl::NotifyNavigationStateChanged(unsigned changed_flags) {
   if (delegate_)
     delegate_->NavigationStateChanged(this, changed_flags);
 }
 
-base::TimeTicks WebContentsImpl::GetLastSelectedTime() const {
-  return last_selected_time_;
+base::TimeTicks WebContentsImpl::GetLastActiveTime() const {
+  return last_active_time_;
 }
 
 void WebContentsImpl::WasShown() {
   controller_.SetActive(true);
   RenderWidgetHostViewPort* rwhv =
       RenderWidgetHostViewPort::FromRWHV(GetRenderWidgetHostView());
   if (rwhv) {
     rwhv->Show();
 #if defined(OS_MACOSX)
     rwhv->SetActive(true);
 #endif
   }
 
-  last_selected_time_ = base::TimeTicks::Now();
+  last_active_time_ = base::TimeTicks::Now();
 
   // The resize rect might have changed while this was inactive -- send the new
   // one to make sure it's up to date.
   RenderViewHostImpl* rvh =
       static_cast<RenderViewHostImpl*>(GetRenderViewHost());
   if (rvh) {
     rvh->ResizeRectChanged(GetRootWindowResizerRect());
   }
 
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, WasShown());
@@ skipping 2713 matching lines @@
 
 void WebContentsImpl::OnPreferredSizeChanged(const gfx::Size& old_size) {
   if (!delegate_)
     return;
   const gfx::Size new_size = GetPreferredSize();
   if (new_size != old_size)
     delegate_->UpdatePreferredSize(this, new_size);
 }
 
 }  // namespace content