Move Extension Location and Type enums to Manifest, and move InstallWarning to its own file.

chrome/browser/extensions/requirements_checker_browsertest.cc

 // Copyright (c) 2012 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 <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
@@ skipping 29 matching lines @@
   }
 
   scoped_refptr<const Extension> LoadExtensionFromDirName(
       const std::string& extension_dir_name) {
     FilePath extension_path;
     std::string load_error;
     PathService::Get(chrome::DIR_TEST_DATA, &extension_path);
     extension_path = extension_path.AppendASCII("requirements_checker")
                                    .AppendASCII(extension_dir_name);
     scoped_refptr<const Extension> extension =
-        extension_file_util::LoadExtension(extension_path, Extension::LOAD,
+        extension_file_util::LoadExtension(extension_path, Manifest::LOAD,
                                            0, &load_error);
     CHECK(load_error.length() == 0u);
     return extension;
   }
 
   void ValidateRequirementErrors(std::vector<std::string> expected_errors,
                                  std::vector<std::string> actual_errors) {
     ASSERT_EQ(expected_errors, actual_errors);
     requirement_errors_.swap(actual_errors);
   }
@@ skipping 123 matching lines @@
       LoadExtensionFromDirName("require_3d"));
   ASSERT_TRUE(extension.get());
 
   checker_.Check(extension, base::Bind(
       &RequirementsCheckerBrowserTest::ValidateRequirementErrors,
       base::Unretained(this), std::vector<std::string>()));
   content::BrowserThread::GetBlockingPool()->FlushForTesting();
 }
 
 }  // extensions