Add BubbleManager to manage bubbles and ChromeBubbleManager for events.

components/bubble/bubble_controller.cc

Index: components/bubble/bubble_controller.cc
diff --git a/components/bubble/bubble_controller.cc b/components/bubble/bubble_controller.cc
new file mode 100644
index 0000000000000000000000000000000000000000..95133ec947e7bc181d00feb36253a37b60419584
--- /dev/null
+++ b/components/bubble/bubble_controller.cc
@@ -0,0 +1,34 @@
+// Copyright 2015 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 "components/bubble/bubble_controller.h"
+
+#include "components/bubble/bubble_builder.h"
+#include "components/bubble/bubble_delegate.h"
+#include "components/bubble/bubble_manager.h"
+
+BubbleController::BubbleController(BubbleManager* manager,
+                                   BubbleDelegate* delegate)
+    : manager_(manager), delegate_(delegate) {}
+
+BubbleController::~BubbleController() {}
+
+void BubbleController::Show() {
+  BubbleBuilder builder;
+  delegate_->BuildBubble(&builder);
+
+  // TODO(hcarmona): show the native window and clean it up.
+  gfx::NativeWindow* bubble_ui = builder.GetNativeWindow();
+
+  delegate_->OnShow();
+}
+
+void BubbleController::Hide(BubbleCloseReason reason) {
+  delegate_->OnHide();
+  manager_->NotifyBubbleHidden(this, reason);
+}
+
+void BubbleController::UpdatePosition() {
+  delegate_->OnUpdatePosition();
+}