Extract ProcessManager from ExtensionSystem.

chrome/browser/autocomplete/keyword_extensions_delegate_impl_unittest.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 "chrome/browser/autocomplete/keyword_extensions_delegate_impl.h"
 
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_service_test_base.h"
@@ skipping 58 matching lines @@
 
   void RunTest(bool incognito);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(KeywordExtensionsDelegateImplTest);
 };
 
 void KeywordExtensionsDelegateImplTest::SetUp() {
   ExtensionServiceTestBase::SetUp();
   InitializeExtensionService(CreateDefaultInitParams());
-  InitializeProcessManager();
 }
 
 void KeywordExtensionsDelegateImplTest::RunTest(bool incognito) {
   TemplateURLService empty_model(NULL, 0);
   scoped_refptr<KeywordProvider> keyword_provider =
       new KeywordProvider(NULL, &empty_model);
 
   // Load an extension.
   {
     base::FilePath path;
@@ skipping 44 matching lines @@
   RunTest(false);
 }
 
 TEST_F(KeywordExtensionsDelegateImplTest, IsEnabledExtensionIncognito) {
   RunTest(true);
 }
 
 }  // namespace
 
 }  // namespace extensions