Recommit "Bring up Firefox Password Import Unittest on OS X."

chrome/browser/importer/firefox_importer_utils_mac.mm

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <Cocoa/Cocoa.h>
 
 #include "chrome/browser/importer/firefox_importer_utils.h"
 
 #include "base/file_util.h"
 
 FilePath GetProfilesINI() {
   FilePath ini_file;
   NSArray* dirs =
       NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory,
                                           NSUserDomainMask, YES);
   if ([dirs count]) {
     NSString* app_support_dir = [dirs objectAtIndex:0];
     NSString* firefox_dir = [app_support_dir
         stringByAppendingPathComponent:@"Firefox"];
     NSString* profiles_ini = [firefox_dir
         stringByAppendingPathComponent:@"profiles.ini"];
     if (profiles_ini) {
       ini_file = FilePath([profiles_ini fileSystemRepresentation]);
     }
   }
-  
+
   if (file_util::PathExists(ini_file))
     return ini_file;
 
   return FilePath();
 }
+
+FilePath GetFirefoxDylibPath() {
+  CFURLRef appURL = nil;
+  if (LSFindApplicationForInfo(kLSUnknownCreator,
+                              CFSTR("org.mozilla.firefox"),
+                              NULL,
+                              NULL,
+                              &appURL) != noErr) {
+    return FilePath();
+  }
+  NSBundle *ff_bundle = [NSBundle
+      bundleWithPath:[reinterpret_cast<const NSURL*>(appURL) path]];
+  CFRelease(appURL);
+  NSString *ff_library_path = [[ff_bundle executablePath]
+                                  stringByDeletingLastPathComponent];
+
+  return FilePath([ff_library_path fileSystemRepresentation]);
+}