Add unit tests for AppListServiceImpl.

chrome/browser/ui/app_list/test/fake_profile.cc

 // Copyright 2013 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 "chrome/browser/ui/app_list/test/fake_profile.h"
 
 FakeProfile::FakeProfile(const std::string& name)
     : name_(name) {
 }
 
+FakeProfile::FakeProfile(const std::string& name, const base::FilePath& path)
+    : name_(name),
+      path_(path) {
+}
+
 std::string FakeProfile::GetProfileName() {
   return name_;
 }
 
 base::FilePath FakeProfile::GetPath() const {
-  return base::FilePath();
+  return path_;
 }
 
 bool FakeProfile::IsOffTheRecord() const {
   return false;
 }
 
 content::DownloadManagerDelegate*
 FakeProfile::GetDownloadManagerDelegate() {
   return NULL;
 }
@@ skipping 157 matching lines @@
 bool FakeProfile::WasCreatedByVersionOrLater(const std::string& version) {
   return false;
 }
 
 void FakeProfile::SetExitType(ExitType exit_type) {
 }
 
 Profile::ExitType FakeProfile::GetLastSessionExitType() {
   return EXIT_NORMAL;
 }