Convert UtilityProcessHost to bootstrap Mojo Channel using the Shell connection

extensions/browser/extensions_test.cc

 // Copyright 2014 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/extensions_test.h"
 
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/common/content_client.h"
 #include "content/public/test/test_browser_context.h"
 #include "extensions/browser/test_extensions_browser_client.h"
 #include "extensions/test/test_content_utility_client.h"
+#include "ui/base/resource/resource_bundle.h"
 
 namespace extensions {
+namespace {
+
+class ExtensionsTestContentClient : public content::ContentClient {
+ public:
+  ExtensionsTestContentClient() {}
+  ~ExtensionsTestContentClient() override {}
+
+  // content::ContentClient overrides:
+  base::StringPiece GetDataResource(
+      int resource_id,
+      ui::ScaleFactor scale_factor) const override {
+    return ResourceBundle::GetSharedInstance().GetRawDataResourceForScale(
+        resource_id, scale_factor);
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ExtensionsTestContentClient);
+};
+
+}  // namespace
 
 // This class does work in the constructor instead of SetUp() to give subclasses
 // a valid BrowserContext to use while initializing their members. For example:
 //
 // class MyExtensionsTest : public ExtensionsTest {
 //   MyExtensionsTest()
 //     : my_object_(browser_context())) {
 //   }
 // };
 ExtensionsTest::ExtensionsTest()
-    : content_client_(new content::ContentClient),
+    : content_client_(new ExtensionsTestContentClient),
       content_utility_client_(new TestContentUtilityClient),
       content_browser_client_(new content::ContentBrowserClient),
       browser_context_(new content::TestBrowserContext),
       extensions_browser_client_(
           new TestExtensionsBrowserClient(browser_context_.get())) {
   content::SetContentClient(content_client_.get());
   content::SetUtilityClientForTesting(content_utility_client_.get());
   content::SetBrowserClientForTesting(content_browser_client_.get());
   ExtensionsBrowserClient::Set(extensions_browser_client_.get());
   extensions_browser_client_->set_extension_system_factory(
@@ skipping 17 matching lines @@
   // Allows individual tests to have BrowserContextKeyedServiceFactory objects
   // as member variables instead of singletons. The individual services will be
   // cleaned up before the factories are destroyed.
   BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
       browser_context_.get());
   extensions_browser_client_.reset();
   browser_context_.reset();
 }
 
 }  // namespace extensions