base: Rename EnvVarGetter to Environment.

chrome/browser/renderer_host/audio_renderer_host_unittest.cc

Index: chrome/browser/renderer_host/audio_renderer_host_unittest.cc
diff --git a/chrome/browser/renderer_host/audio_renderer_host_unittest.cc b/chrome/browser/renderer_host/audio_renderer_host_unittest.cc
index 0af6cd219d4488488ff4ec31cda831803b12030f..6a428d49d62e76ba3676c3c9b9bf903c48d9f441 100644
--- a/chrome/browser/renderer_host/audio_renderer_host_unittest.cc
+++ b/chrome/browser/renderer_host/audio_renderer_host_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "base/env_var.h"
+#include "base/environment.h"
 #include "base/message_loop.h"
 #include "base/process_util.h"
 #include "base/scoped_ptr.h"
@@ -29,7 +29,7 @@ static const int kRouteId = 200;
 static const int kStreamId = 50;
 
 static bool IsRunningHeadless() {
-  scoped_ptr<base::EnvVarGetter> env(base::EnvVarGetter::Create());
+  scoped_ptr<base::Environment> env(base::Environment::Create());
   if (env->HasEnv("CHROME_HEADLESS"))
     return true;
   return false;