Reland of Change extension icon load errors to warnings

chrome/browser/extensions/extension_service_test_with_install.cc

Index: chrome/browser/extensions/extension_service_test_with_install.cc
diff --git a/chrome/browser/extensions/extension_service_test_with_install.cc b/chrome/browser/extensions/extension_service_test_with_install.cc
index f2cedefa8b00ba423727e93b41862fef9b5c8612..8f93b2c52f0fea69424f7290738bbe100d332a05 100644
--- a/chrome/browser/extensions/extension_service_test_with_install.cc
+++ b/chrome/browser/extensions/extension_service_test_with_install.cc
@@ -124,6 +124,20 @@
     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