Remove IPC dependency from base

chrome/test/base/chrome_unit_test_suite.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/test/base/chrome_unit_test_suite.h"
 
 #include "base/path_service.h"
 #include "base/process/process_handle.h"
 #include "base/metrics/stats_table.h"
 #include "base/strings/stringprintf.h"
@@ skipping 18 matching lines @@
 #include "extensions/common/extension_paths.h"
 #include "ui/gl/gl_surface.h"
 #endif
 
 #if defined(OS_POSIX)
 #include "base/memory/shared_memory.h"
 #endif
 
 namespace {
 
-void RemoveSharedMemoryFile(const std::string& filename) {
-  // Stats uses SharedMemory under the hood. On posix, this results in a file
-  // on disk.
-#if defined(OS_POSIX)
-  base::SharedMemory memory;
-  memory.Delete(filename);
-#endif
-}
-
 // Creates a TestingBrowserProcess for each test.
 class ChromeUnitTestSuiteInitializer : public testing::EmptyTestEventListener {
  public:
   ChromeUnitTestSuiteInitializer() {}
   virtual ~ChromeUnitTestSuiteInitializer() {}
 
   virtual void OnTestStart(const testing::TestInfo& test_info) OVERRIDE {
     content_client_.reset(new ChromeContentClient);
     content::SetContentClient(content_client_.get());
     // TODO(ios): Bring this back once ChromeContentBrowserClient is building.
@@ skipping 42 matching lines @@
   // Add an additional listener to do the extra initialization for unit tests.
   // It will be started before the base class listeners and ended after the
   // base class listeners.
   testing::TestEventListeners& listeners =
       testing::UnitTest::GetInstance()->listeners();
   listeners.Append(new ChromeUnitTestSuiteInitializer);
 
   InitializeProviders();
   RegisterInProcessThreads();
 
-  stats_filename_ = base::StringPrintf("unit_tests-%d",
-                                       base::GetCurrentProcId());
-  RemoveSharedMemoryFile(stats_filename_);
-  stats_table_.reset(new base::StatsTable(stats_filename_, 20, 200));
+  // Create an anonymous stats table since we don't need to share between
+  // processes.
+  stats_table_.reset(
+      new base::StatsTable(base::StatsTable::TableIdentifier(), 20, 200));
   base::StatsTable::set_current(stats_table_.get());
 
   ChromeTestSuite::Initialize();
 
   // This needs to run after ChromeTestSuite::Initialize which calls content's
   // intialization which calls base's which initializes ICU.
   InitializeResourceBundle();
 }
 
 void ChromeUnitTestSuite::Shutdown() {
   ResourceBundle::CleanupSharedInstance();
 
   base::StatsTable::set_current(NULL);
   stats_table_.reset();
-  RemoveSharedMemoryFile(stats_filename_);
 
   ChromeTestSuite::Shutdown();
 }
 
 void ChromeUnitTestSuite::InitializeProviders() {
   {
     ChromeContentClient content_client;
     RegisterContentSchemes(&content_client);
   }
 
@@ skipping 26 matching lines @@
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   PathService::Get(base::DIR_MODULE, &resources_pack_path);
   resources_pack_path =
       resources_pack_path.Append(FILE_PATH_LITERAL("resources.pak"));
 #else
   PathService::Get(chrome::FILE_RESOURCES_PACK, &resources_pack_path);
 #endif
   ResourceBundle::GetSharedInstance().AddDataPackFromPath(
       resources_pack_path, ui::SCALE_FACTOR_NONE);
 }