Installer: adding ResolveShortcutProperties(); updating shortcut icons during shortcut migration.

base/test/test_shortcut_win.h

Index: base/test/test_shortcut_win.h
diff --git a/base/test/test_shortcut_win.h b/base/test/test_shortcut_win.h
index 4c429351c0a78f67c94592a49612d2901ab694e4..b828e8bb1f3d9ddcc7da64452d0a08b371798d40 100644
--- a/base/test/test_shortcut_win.h
+++ b/base/test/test_shortcut_win.h
@@ -13,6 +13,11 @@
 namespace base {
 namespace win {
 
+// Validates |actual_path|'s LongPathName case-insensitively matches
+// |expected_path|'s LongPathName.
+void ValidatePathsAreEqual(const base::FilePath& expected_path,
+                           const base::FilePath& actual_path);
+
 // Validates that a shortcut exists at |shortcut_path| with the expected
 // |properties|.
 // Logs gtest failures on failed verifications.