Rebuild test history databases when starting up performance_ui_tests.

chrome/test/perf/perf_test.cc

 // Copyright (c) 2012 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/perf/perf_test.h"
 
 #include <stdio.h>
 
+#include "base/base_paths.h"
+#include "base/file_util.h"
+#include "base/lazy_instance.h"
 #include "base/logging.h"
+#include "base/path_service.h"
 #include "base/stringprintf.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/test/base/chrome_process_util.h"
 
 namespace {
 
+base::LazyInstance<base::FilePath> default_profile_dir_ =
+    LAZY_INSTANCE_INITIALIZER;
+base::LazyInstance<base::FilePath> complex_profile_dir_ =
+    LAZY_INSTANCE_INITIALIZER;
+
 std::string ResultsToString(const std::string& measurement,
                             const std::string& modifier,
                             const std::string& trace,
                             const std::string& values,
                             const std::string& prefix,
                             const std::string& suffix,
                             const std::string& units,
                             bool important) {
   // <*>RESULT <graph_name>: <trace_name>= <value> <units>
   // <*>RESULT <graph_name>: <trace_name>= {<mean>, <std deviation>} <units>
@@ skipping 547 matching lines @@
   AppendResult(output,
                "commit_charge",
                std::string(),
                "cc" + trace_name,
                charge,
                "kb",
                important);
   return output;
 }
 
+void SetPathForProfileType(ProfileType profile_type, base::FilePath path) {

[Paweł Hajdan Jr., 2013/04/26 23:19:32]

I don't really like this global state here.

The question is how to transfer the state from the new test suite to the tests.

I think this code should be moved to the file where the test suite is
implemented, so that the moment of initialization of these variables is more
clear.

+  switch (profile_type) {
+    case DEFAULT_THEME:
+      default_profile_dir_.Get() = path;
+      break;
+    case COMPLEX_THEME:
+      complex_profile_dir_.Get() = path;
+      break;
+    default:
+      NOTREACHED();
+  }
+}
+
+base::FilePath GetPathForProfileType(ProfileType profile_type) {
+  switch (profile_type) {
+    case DEFAULT_THEME:
+      return default_profile_dir_.Get();
+    case COMPLEX_THEME:
+      return complex_profile_dir_.Get();
+    default:
+      NOTREACHED();
+      return base::FilePath();
+  }
+}
+
 }  // namespace perf_test