Basic metro snap view omnibox.

chrome/browser/ui/views/toolbar_view.cc

Index: chrome/browser/ui/views/toolbar_view.cc
diff --git a/chrome/browser/ui/views/toolbar_view.cc b/chrome/browser/ui/views/toolbar_view.cc
index 2351330f51557038666b289afad9e6c7ae4c4e00..3b0076a1bf3230c18d0d3819e9bedc9c8e239934 100644
--- a/chrome/browser/ui/views/toolbar_view.cc
+++ b/chrome/browser/ui/views/toolbar_view.cc
@@ -220,6 +220,10 @@ ToolbarView::~ToolbarView() {
 
 void ToolbarView::Init(views::View* location_bar_parent,
                        views::View* popup_parent_view) {
+  // Remember the popup_parent_view_ in case we need to swap out the
+  // LocationBarView later.
+  popup_parent_view_ = popup_parent_view;
+
   back_ = new views::ButtonDropDown(this, new BackForwardMenuModel(
       browser_, BackForwardMenuModel::BACKWARD_MENU));
   back_->set_triggerable_event_flags(ui::EF_LEFT_MOUSE_BUTTON |
@@ -303,7 +307,7 @@ void ToolbarView::Init(views::View* location_bar_parent,
   AddChildView(browser_actions_);
   AddChildView(app_menu_);
 
-  location_bar_->Init(popup_parent_view);
+  location_bar_->Init(popup_parent_view_);
   show_home_button_.Init(prefs::kShowHomeButton,
                          browser_->profile()->GetPrefs(), this);
   browser_actions_->Init();
@@ -407,6 +411,45 @@ void ToolbarView::LayoutForSearch() {
     LayoutLocationBarNTP();
 }
 
+void ToolbarView::SetMetroSnapDisplayMode(bool enable) {
+  if ((enable && display_mode_ == DISPLAYMODE_METROSNAP) ||
+      (!enable && display_mode_ != DISPLAYMODE_METROSNAP))
+    return;
+
+  LocationBarView::Mode location_bar_mode = LocationBarView::NORMAL;
+  views::View* parent_view = NULL;
+  if (enable) {
+    display_mode_ = DISPLAYMODE_METROSNAP;
+    location_bar_mode = LocationBarView::METRO_SNAP;
+  } else {
+    display_mode_ = DISPLAYMODE_NORMAL;
+    parent_view = popup_parent_view_;
+  }
+
+  // Create a new location bar to swap with the current one.
+  LocationBarView* new_location_bar_view = new LocationBarView(
+      browser_,
+      browser_->profile(),
+      browser_->command_controller()->command_updater(),
+      model_,
+      this,
+      browser_->search_model(),
+      location_bar_mode);
+  location_bar_container_->SetLocationBarView(new_location_bar_view);
+
+  // Since it has now been removed from the view hierarchy, it is safe to
+  // delete the old view location bar.
+  delete location_bar_;
+
+  location_bar_ = new_location_bar_view;
+  location_bar_->Init(parent_view);
+  location_bar_->Layout();
+
+  Layout();
+  LayoutForSearch();
+  SchedulePaint();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // ToolbarView, AccessiblePaneView overrides: