Add an extension bubble explaining which extensions are in dev mode.

chrome/browser/extensions/dev_mode_bubble_controller.cc

Index: chrome/browser/extensions/dev_mode_bubble_controller.cc
diff --git a/chrome/browser/extensions/dev_mode_bubble_controller.cc b/chrome/browser/extensions/dev_mode_bubble_controller.cc
new file mode 100644
index 0000000000000000000000000000000000000000..4b57a749462d36e3e63ff931aaaffc5372922669
--- /dev/null
+++ b/chrome/browser/extensions/dev_mode_bubble_controller.cc
@@ -0,0 +1,113 @@
+// 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.
+
+#include "chrome/browser/extensions/dev_mode_bubble_controller.h"
+
+#include "base/bind.h"
+#include "base/metrics/histogram.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/extensions/extension_action_manager.h"
+#include "chrome/browser/extensions/extension_message_bubble.h"
+#include "chrome/browser/extensions/extension_prefs.h"
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/common/url_constants.h"
+#include "content/public/browser/notification_service.h"
+#include "content/public/browser/user_metrics.h"
+#include "grit/chromium_strings.h"
+#include "grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+namespace {
+
+static base::LazyInstance<extensions::ProfileKeyedAPIFactory<
+    extensions::DevModeBubbleController> >
+g_factory = LAZY_INSTANCE_INITIALIZER;
+
+}  // namespace
+
+namespace extensions {
+
+////////////////////////////////////////////////////////////////////////////////
+// DevModeBubbleController
+
+DevModeBubbleController::DevModeBubbleController(
+    Profile* profile)
+    : ExtensionMessageBubbleController(DEV_MODE_EXTENSIONS, profile) {
+}
+
+DevModeBubbleController::~DevModeBubbleController() {
+}
+
+// static
+ProfileKeyedAPIFactory<DevModeBubbleController>*
+DevModeBubbleController::GetFactoryInstance() {
+  return &g_factory.Get();
+}
+
+// static
+DevModeBubbleController* DevModeBubbleController::Get(Profile* profile) {
+  return ProfileKeyedAPIFactory<
+      DevModeBubbleController>::GetForProfile(profile);
+}
+
+bool DevModeBubbleController::ShouldIncludeExtension(
+      const std::string& extension_id) {
+  const Extension* extension = service_->GetExtensionById(extension_id, false);
+  ExtensionPrefs* prefs = service_->extension_prefs();
+  if (!extension)
+    return false;
+  if (!extension->IsDevModeExtension())
+    return false;
+  return !prefs->HasDevModeBeenAcknowledged(extension_id);
+}
+
+void DevModeBubbleController::AcknowledgeExtension(
+    const std::string& extension_id) {
+  // Clicking Learn More closes the bubble without taking action. In that case
+  // we don't want to acknowledge the extension but instead show the bubble
+  // again on next startup. Also, since we want to show the bubble again when
+  // the extension gets disabled by the bubble and enabled by the user, we might
+  // as well skip the writing of the acknowledged flag here.
+  if (user_action_ == ACTION_LEARN_MORE || user_action_ == ACTION_EXECUTE)
+    return;
+
+  // User clicked cancel, that means we need to record that they don't want to
+  // be notified about this extension again.
+  ExtensionPrefs* prefs = service_->extension_prefs();
+  prefs->SetDevModeAcknowledged(extension_id, true);
+
+  // We'll need to let the browser action know that the state has been updated
+  // so the highlighting on the badge can be removed (if the extension has a
+  // browser action).
+  const Extension* extension = service_->GetExtensionById(extension_id, false);
+  if (!extension)
+    return;
+  ExtensionAction* action = ExtensionActionManager::Get(profile_)->
+      GetBrowserAction(*extension);
+  if (!action)
+    return;
+
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_EXTENSION_BROWSER_ACTION_UPDATED,
+      content::Source<ExtensionAction>(action),
+      content::Details<Profile>(profile_));
+}
+
+void DevModeBubbleController::PerformAction() {
+  for (size_t i = 0; i < extension_list_.size(); ++i) {
+    service_->DisableExtension(
+        extension_list_[i], Extension::DISABLE_USER_ACTION);
+  }
+}
+
+template <>
+void ProfileKeyedAPIFactory<
+    DevModeBubbleController>::DeclareFactoryDependencies() {
+  DependsOn(extensions::ExtensionSystemFactory::GetInstance());
+}
+
+}  // namespace extensions