Add BubbleManager to manage bubbles and ChromeBubbleManager for events.

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index befe5b85037b929614fa0d59510a954408011b3d..c20cfc09445e550630d3c5d29f79482dc2df3f45 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -809,6 +809,8 @@ void Browser::WindowFullscreenStateChanged() {
       ->WindowFullscreenStateChanged();
   command_controller_->FullscreenStateChanged();
   UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TOGGLE_FULLSCREEN);
+
+  bubble_manager_.FullscreenToggle();
 }
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -990,6 +992,8 @@ void Browser::TabDetachedAt(WebContents* contents, int index) {
   }
 
   TabDetachedAtImpl(contents, index, DETACH_TYPE_DETACH);
+
+  bubble_manager_.TabDetached();
 }
 
 void Browser::TabDeactivated(WebContents* contents) {
@@ -1003,6 +1007,8 @@ void Browser::TabDeactivated(WebContents* contents) {
 
   if (instant_controller_)
     instant_controller_->TabDeactivated(contents);
+
+  bubble_manager_.TabBlur();
 }
 
 void Browser::ActiveTabChanged(WebContents* old_contents,
@@ -1087,6 +1093,8 @@ void Browser::ActiveTabChanged(WebContents* old_contents,
 
   autofill::ChromeAutofillClient::FromWebContents(new_contents)->TabActivated();
   SearchTabHelper::FromWebContents(new_contents)->OnTabActivated();
+
+  bubble_manager_.TabFocus();
 }
 
 void Browser::TabMoved(WebContents* contents,