Warn by default when certain DLL conflicts exist on XP.

chrome/browser/ui/views/conflicting_module_view_win.h

Index: chrome/browser/ui/views/conflicting_module_view_win.h
diff --git a/chrome/browser/ui/views/conflicting_module_view_win.h b/chrome/browser/ui/views/conflicting_module_view_win.h
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+// Copyright (c) 2013 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.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_CONFLICTING_MODULE_VIEW_WIN_H_
+#define CHROME_BROWSER_UI_VIEWS_CONFLICTING_MODULE_VIEW_WIN_H_
+
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+#include "googleurl/src/gurl.h"
+#include "ui/views/bubble/bubble_delegate.h"
+#include "ui/views/controls/button/button.h"
+
+class Browser;
+
+namespace views {
+class Label;
+class LabelButton;
+}
+
+// This is the class that implements the UI for the bubble showing that there
+// is a 3rd party module loaded that conflicts with Chrome.
+class ConflictingModuleView : public views::BubbleDelegateView,
+                              public views::ButtonListener,
+                              public content::NotificationObserver {
+ public:
+  ConflictingModuleView(views::View* anchor_view,
+                        Browser* browser,
+                        const GURL& help_center_url);
+
+  // Show the Disabled Extension bubble, if needed.
+  static void MaybeShow(Browser* browser, views::View* anchor_view);
+
+ private:
+  virtual ~ConflictingModuleView();
+
+  // Shows the bubble and updates the counter for how often it has been shown.
+  void ShowBubble();
+
+  // Dismiss and make sure the bubble is not shown again. This bubble is a
+  // single-appearance bubble.
+  void DismissBubble();
+
+  // views::BubbleDelegateView implementation:
+  virtual void Init() OVERRIDE;
+
+  // views::ButtonListener implementation.
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+  // views::View implementation.
+  virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
+  virtual void ViewHierarchyChanged(
+      const ViewHierarchyChangedDetails& details) OVERRIDE;
+
+  // content::NotificationObserver implementation.
+  virtual void Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) OVERRIDE;
+
+  Browser* browser_;
+
+  content::NotificationRegistrar registrar_;
+
+  // The headline, labels and buttons on the bubble.
+  views::Label* explanation_;
+  views::LabelButton* learn_more_button_;
+  views::LabelButton* not_now_button_;
+
+  // The link to the help center for this conflict.
+  GURL help_center_url_;
+
+  DISALLOW_COPY_AND_ASSIGN(ConflictingModuleView);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_CONFLICTING_MODULE_VIEW_WIN_H_