Add BubbleManager to manage bubbles and ChromeBubbleManager for events.

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index aafd2a700a3ef5181fd7640a782098d4081cf0c8..f965fb65adafc3ff42c8cc86cb5f0be6c4ecf7a6 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -870,12 +870,17 @@ void BrowserView::OnActiveTabChanged(content::WebContents* old_contents,
   infobar_container_->ChangeInfoBarManager(
       InfoBarService::FromWebContents(new_contents));
 
-  if (old_contents && PermissionBubbleManager::FromWebContents(old_contents))
-    PermissionBubbleManager::FromWebContents(old_contents)->HideBubble();
-
-  if (new_contents && PermissionBubbleManager::FromWebContents(new_contents)) {
-    PermissionBubbleManager::FromWebContents(new_contents)
-        ->DisplayPendingRequests(browser_.get());
+  browser_->bubble_manager()->ListenToWebContents(new_contents);
+  browser_->bubble_manager()->TabFocus(new_contents);
+
+  // TODO(hcarmona): Move the re-showing logic into the bubble manager.
+  if (new_contents) {
+    PermissionBubbleManager* manager =
+        PermissionBubbleManager::FromWebContents(new_contents);
+    if (manager) {
+      manager->SetBrowser(browser_.get());
+      manager->DisplayPendingRequests();
+    }
   }
 
   UpdateUIForContents(new_contents);
@@ -1559,8 +1564,7 @@ void BrowserView::TabInsertedAt(WebContents* contents,
 }
 
 void BrowserView::TabDetachedAt(WebContents* contents, int index) {
-  if (PermissionBubbleManager::FromWebContents(contents))
-    PermissionBubbleManager::FromWebContents(contents)->HideBubble();
+  browser_->bubble_manager()->TabDetached(contents);
 
   // We use index here rather than comparing |contents| because by this time
   // the model has already removed |contents| from its list, so
@@ -1577,8 +1581,7 @@ void BrowserView::TabDetachedAt(WebContents* contents, int index) {
 }
 
 void BrowserView::TabDeactivated(WebContents* contents) {
-  if (PermissionBubbleManager::FromWebContents(contents))
-    PermissionBubbleManager::FromWebContents(contents)->HideBubble();
+  browser_->bubble_manager()->TabBlur(contents);
 
   // We do not store the focus when closing the tab to work-around bug 4633.
   // Some reports seem to show that the focus manager and/or focused view can
@@ -2319,8 +2322,7 @@ void BrowserView::ProcessFullscreen(bool fullscreen,
   ToolbarSizeChanged(false);
 
   WebContents* contents = browser_->tab_strip_model()->GetActiveWebContents();
-  if (contents && PermissionBubbleManager::FromWebContents(contents))
-    PermissionBubbleManager::FromWebContents(contents)->UpdateAnchorPosition();
+  browser_->bubble_manager()->FullscreenToggle(contents);
 }
 
 bool BrowserView::ShouldUseImmersiveFullscreenForUrl(const GURL& url) const {