Add user data dir field to Mac platform apps

chrome/app/app_mode_loader_mac.mm

Index: chrome/app/app_mode_loader_mac.mm
diff --git a/chrome/app/app_mode_loader_mac.mm b/chrome/app/app_mode_loader_mac.mm
index 9e79ec44031ded8e2cb0e33b2f03c6991509d762..049364232ff1022e9cf32f4a9f010f23d2ec446f 100644
--- a/chrome/app/app_mode_loader_mac.mm
+++ b/chrome/app/app_mode_loader_mac.mm
@@ -92,6 +92,9 @@ void LoadFramework(void** cr_dylib, app_mode::ChromeAppModeInfo* info) {
   info->app_mode_url = SysNSStringToUTF8(
       [info_plist objectForKey:app_mode::kCrAppModeShortcutURLKey]);
 
+  info->user_data_dir = base::mac::NSStringToFilePath(

[jeremy, 2012/02/23 13:30:54]

What makes this a "user data dir" rather than just a "data dir"?

[sail, 2012/02/23 18:31:17]

Done.

user_data_dir is the correct name. I changed the references to "data dir" to
"user data dir".

+      [info_plist objectForKey:app_mode::kCrAppModeUserDataDirKey]);
+
   // Open the framework.
   *cr_dylib = dlopen(framework_shlib_path.value().c_str(), RTLD_LAZY);
   CHECK(cr_dylib) << "couldn't load framework: " << dlerror();