Move the hiding of Views location bar bubbles into LocationBarView.

chrome/browser/ui/views/location_bar/location_bar_view.h

Index: chrome/browser/ui/views/location_bar/location_bar_view.h
diff --git a/chrome/browser/ui/views/location_bar/location_bar_view.h b/chrome/browser/ui/views/location_bar/location_bar_view.h
index 6192f60bb1e3cd6a2c1d1af5ca10ff112a34a0b7..a11040e76d44eab98fd00f2eb6851153062698f6 100644
--- a/chrome/browser/ui/views/location_bar/location_bar_view.h
+++ b/chrome/browser/ui/views/location_bar/location_bar_view.h
@@ -15,6 +15,7 @@
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/ui/location_bar/location_bar.h"
 #include "chrome/browser/ui/omnibox/chrome_omnibox_edit_controller.h"
+#include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
 #include "chrome/browser/ui/views/dropdown_bar_host.h"
 #include "chrome/browser/ui/views/dropdown_bar_host_delegate.h"
 #include "chrome/browser/ui/views/extensions/extension_popup.h"
@@ -74,6 +75,7 @@ class LocationBarView : public LocationBar,
                         public gfx::AnimationDelegate,
                         public ChromeOmniboxEditController,
                         public DropdownBarHostDelegate,
+                        public TabStripModelObserver,
                         public TemplateURLServiceObserver,
                         public ui_zoom::ZoomEventManagerObserver {
  public:
@@ -256,6 +258,14 @@ class LocationBarView : public LocationBar,
   ToolbarModel* GetToolbarModel() override;
   content::WebContents* GetWebContents() override;
 
+  // TabStripModelObserver:
+  void TabDetachedAt(content::WebContents* contents, int index) override;
+  void TabDeactivated(content::WebContents* contents) override;
+  void ActiveTabChanged(content::WebContents* old_contents,
+                        content::WebContents* new_contents,
+                        int index,
+                        int reason) override;
+
   // ZoomEventManagerObserver:
   // Updates the view for the zoom icon when default zoom levels change.
   void OnDefaultZoomLevelChanged() override;