File association for app shims. (Mac)

chrome/common/mac/app_mode_common.mm

Index: chrome/common/mac/app_mode_common.mm
diff --git a/chrome/common/mac/app_mode_common.mm b/chrome/common/mac/app_mode_common.mm
index afbd34605baf602399c21a82fe0c1e662e170c24..df22a6875d76a527f32133dd1e2208cbea5430c6 100644
--- a/chrome/common/mac/app_mode_common.mm
+++ b/chrome/common/mac/app_mode_common.mm
@@ -15,6 +15,14 @@ const char kAppListModeId[] = "app_list";
 
 const char kLaunchedByChromeProcessId[] = "launched-by-chrome-process-id";
 
+NSString* const kCFBundleDocumentTypesKey = @"CFBundleDocumentTypes";
+NSString* const kCFBundleTypeExtensionsKey = @"CFBundleTypeExtensions";
+NSString* const kCFBundleTypeIconFileKey = @"CFBundleTypeIconFile";
+NSString* const kCFBundleTypeNameKey = @"CFBundleTypeName";
+NSString* const kCFBundleTypeMIMETypesKey = @"CFBundleTypeMIMETypes";
+NSString* const kCFBundleTypeRoleKey = @"CFBundleTypeRole";
+NSString* const kBundleTypeRoleViewer = @"Viewer";
+
 NSString* const kCFBundleDisplayNameKey = @"CFBundleDisplayName";
 NSString* const kLSHasLocalizedDisplayNameKey = @"LSHasLocalizedDisplayName";
 NSString* const kBrowserBundleIDKey = @"CrBundleIdentifier";