base: rename Environment::GetEnv to Environment::GetVar.

base/xdg_util.cc

 // Copyright (c) 2010 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 "base/xdg_util.h"
 
 #include "base/environment.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/third_party/xdg_user_dirs/xdg_user_dir_lookup.h"
 
 namespace base {
 
 FilePath GetXDGDirectory(Environment* env, const char* env_name,
                          const char* fallback_dir) {
   std::string env_value;
-  if (env->GetEnv(env_name, &env_value) && !env_value.empty())
+  if (env->GetVar(env_name, &env_value) && !env_value.empty())
     return FilePath(env_value);
   return file_util::GetHomeDir().Append(fallback_dir);
 }
 
 FilePath GetXDGUserDirectory(Environment* env, const char* dir_name,
                              const char* fallback_dir) {
   char* xdg_dir = xdg_user_dir_lookup(dir_name);
   if (xdg_dir) {
     FilePath rv(xdg_dir);
     free(xdg_dir);
     return rv;
   }
   return file_util::GetHomeDir().Append(fallback_dir);
 }
 
 DesktopEnvironment GetDesktopEnvironment(Environment* env) {
   std::string desktop_session;
-  if (env->GetEnv("DESKTOP_SESSION", &desktop_session)) {
+  if (env->GetVar("DESKTOP_SESSION", &desktop_session)) {
     if (desktop_session == "gnome") {
       return DESKTOP_ENVIRONMENT_GNOME;
     } else if (desktop_session == "kde4") {
       return DESKTOP_ENVIRONMENT_KDE4;
     } else if (desktop_session == "kde") {
       // This may mean KDE4 on newer systems, so we have to check.
       if (env->HasVar("KDE_SESSION_VERSION"))
         return DESKTOP_ENVIRONMENT_KDE4;
       return DESKTOP_ENVIRONMENT_KDE3;
     } else if (desktop_session.find("xfce") != std::string::npos) {
@@ skipping 28 matching lines @@
       return "XFCE";
   }
   return NULL;
 }
 
 const char* GetDesktopEnvironmentName(Environment* env) {
   return GetDesktopEnvironmentName(GetDesktopEnvironment(env));
 }
 
 }  // namespace base