Add TriggerOnUninstalled to ExtensionRegistry

extensions/browser/extension_registry_unittest.cc

 // Copyright 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 "extensions/browser/extension_registry.h"
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/strings/string_util.h"
@@ skipping 21 matching lines @@
                                        << " found " << did_load->id();
   return testing::AssertionSuccess();
 }
 
 class TestObserver : public ExtensionRegistryObserver {
  public:
   void Reset() {
     loaded_.clear();
     unloaded_.clear();
     installed_.clear();
+    uninstalled_.clear();
   }
 
   const ExtensionList& loaded() { return loaded_; }
   const ExtensionList& unloaded() { return unloaded_; }
   const ExtensionList& installed() { return installed_; }
+  const ExtensionList& uninstalled() { return uninstalled_; }
 
  private:
   virtual void OnExtensionLoaded(content::BrowserContext* browser_context,
                                  const Extension* extension) OVERRIDE {
     loaded_.push_back(extension);
   }
 
   virtual void OnExtensionUnloaded(content::BrowserContext* browser_context,
                                    const Extension* extension,
                                    UnloadedExtensionInfo::Reason reason)
       OVERRIDE {
     unloaded_.push_back(extension);
   }
 
   virtual void OnExtensionWillBeInstalled(
       content::BrowserContext* browser_context,
       const Extension* extension,
       bool is_update,
       const std::string& old_name) OVERRIDE {
     installed_.push_back(extension);
   }
 
+  virtual void OnExtensionUninstalled(content::BrowserContext* browser_context,
+                                      const Extension* extension) OVERRIDE {
+    uninstalled_.push_back(extension);
+  }
+
   ExtensionList loaded_;
   ExtensionList unloaded_;
   ExtensionList installed_;
+  ExtensionList uninstalled_;
 };
 
 TEST_F(ExtensionRegistryTest, FillAndClearRegistry) {
   ExtensionRegistry registry(NULL);
   scoped_refptr<Extension> extension1 = test_util::CreateExtensionWithID("id1");
   scoped_refptr<Extension> extension2 = test_util::CreateExtensionWithID("id2");
   scoped_refptr<Extension> extension3 = test_util::CreateExtensionWithID("id3");
   scoped_refptr<Extension> extension4 = test_util::CreateExtensionWithID("id4");
 
   // All the sets start empty.
@@ skipping 162 matching lines @@
   EXPECT_TRUE(observer.unloaded().empty());
   observer.Reset();
 
   registry.RemoveEnabled(extension->id());
   registry.TriggerOnUnloaded(extension, UnloadedExtensionInfo::REASON_DISABLE);
 
   EXPECT_TRUE(observer.loaded().empty());
   EXPECT_TRUE(HasSingleExtension(observer.unloaded(), extension.get()));
   observer.Reset();
 
+  registry.TriggerOnUninstalled(extension);
+  EXPECT_TRUE(observer.installed().empty());
+  EXPECT_TRUE(HasSingleExtension(observer.uninstalled(), extension.get()));
+
   registry.RemoveObserver(&observer);
 }
 
 }  // namespace
 }  // namespace extensions