Revert of Change extension icon load errors to warnings

chrome/browser/extensions/extension_service_test_with_install.cc

 // Copyright 2015 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/extension_service_test_with_install.h"
 
 #include "base/files/file_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_creator.h"
@@ skipping 108 matching lines @@
                            Extension::NO_FLAGS);
 }
 
 const Extension* ExtensionServiceTestWithInstall::PackAndInstallCRX(
     const base::FilePath& dir_path,
     InstallState install_state) {
   return PackAndInstallCRX(dir_path, base::FilePath(), install_state,
                            Extension::NO_FLAGS);
 }
 
-const Extension* ExtensionServiceTestWithInstall::PackAndInstallCRXWithLocation(
-    const base::FilePath& dir_path,
-    Manifest::Location location,
-    InstallState install_state) {
-  // TODO(devlin): reuse another function instead of reimplementing here.
-  base::FilePath crx_path;
-  base::ScopedTempDir temp_dir;
-  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());
-  crx_path = temp_dir.path().AppendASCII("temp.crx");
-
-  PackCRX(dir_path, base::FilePath(), crx_path);
-  return InstallCRXWithLocation(crx_path, location, install_state);
-}
-
 // Attempts to install an extension. Use INSTALL_FAILED if the installation
 // is expected to fail.
 // If |install_state| is INSTALL_UPDATED, and |expected_old_name| is
 // non-empty, expects that the existing extension's title was
 // |expected_old_name|.
 const Extension* ExtensionServiceTestWithInstall::InstallCRX(
     const base::FilePath& path,
     InstallState install_state,
     int creation_flags,
     const std::string& expected_old_name) {
@@ skipping 283 matching lines @@
   content::WindowedNotificationObserver observer(
       extensions::NOTIFICATION_CRX_INSTALLER_DONE,
       content::Source<extensions::CrxInstaller>(installer.get()));
 
   installer->InstallCrx(crx_path);
 
   observer.Wait();
 }
 
 }  // namespace extensions