Prepare chrome_main_app_mode_mac.mm for 10.9

base/mac/launch_services_util.mm

Index: base/mac/launch_services_util.mm
diff --git a/base/mac/launch_services_util.mm b/base/mac/launch_services_util.mm
index fa6e8087e68e14e792a57ca533944edd33cb6d0e..130f54c2c266655719f84fdb9c5189f9b1609f6d 100644
--- a/base/mac/launch_services_util.mm
+++ b/base/mac/launch_services_util.mm
@@ -12,7 +12,8 @@ namespace mac {
 
 Process OpenApplicationWithPath(const base::FilePath& bundle_path,
                                 const CommandLine& command_line,
-                                NSWorkspaceLaunchOptions launch_options) {
+                                NSWorkspaceLaunchOptions launch_options,
+                                NSAppleEventDescriptor* descriptor) {
   NSString* bundle_url_spec = base::SysUTF8ToNSString(bundle_path.value());
   NSURL* bundle_url = [NSURL fileURLWithPath:bundle_url_spec isDirectory:YES];
   DCHECK(bundle_url);
@@ -29,9 +30,14 @@ Process OpenApplicationWithPath(const base::FilePath& bundle_path,
     [launch_args addObject:base::SysUTF8ToNSString(argv[i])];
   }
 
-  NSDictionary* configuration = @{
-    NSWorkspaceLaunchConfigurationArguments : launch_args,
-  };
+  NSMutableDictionary* configuration = [NSMutableDictionary dictionary];
+  configuration[NSWorkspaceLaunchConfigurationArguments] = launch_args;
+  [configuration setObject:launch_args
+                    forKey:NSWorkspaceLaunchConfigurationArguments];
+
+  if (descriptor)
+    configuration[NSWorkspaceLaunchConfigurationAppleEvent] = descriptor;
+
   NSError* launch_error = nil;
   // TODO(jeremya): this opens a new browser window if Chrome is already
   // running without any windows open.