Adding support for loading custom locale resources using a command li…

…ne flag.

Loading pseudo-locale will now be done by passing --lang=myLocale --locale_res_path=path/to/pseudo-locale.pak

This patch doesn't work on Windows.

BUG=73052
TEST=NONE


Review URL: http://codereview.chromium.org/7033022

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86426 0039d316-1c4b-4281-b951-d872f2087c98

base/base_switches.cc

@@ -21,6 +21,10 @@ const char kEnableDCHECK[]                  = "enable-dcheck";
 // Generates full memory crash dump.
 const char kFullMemoryCrashReport[]         = "full-memory-crash-report";
 
+// Load the locale resources from the given path. When running on Mac/Unix the
+// path should point to a locale.pak file.
+const char kLocalePak[]                     = "locale_pak";
+
 // Suppresses all error dialogs when present.
 const char kNoErrorDialogs[]                = "noerrdialogs";
 

base/base_switches.h

@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -14,6 +14,7 @@ extern const char kDebugOnStart[];
 extern const char kDisableBreakpad[];
 extern const char kEnableDCHECK[];
 extern const char kFullMemoryCrashReport[];
+extern const char kLocalePak[];
 extern const char kNoErrorDialogs[];
 extern const char kNoMessageBox[];
 extern const char kTestChildProcess[];

ui/base/resource/resource_bundle_posix.cc

@@ -4,6 +4,9 @@
 
 #include "ui/base/resource/resource_bundle.h"
 
+#include "base/base_switches.h"
+#include "base/command_line.h"
+#include "base/file_path.h"
 #include "base/logging.h"
 #include "base/stl_util-inl.h"
 #include "base/string16.h"
@@ -112,7 +115,14 @@ std::string ResourceBundle::LoadLocaleResources(
     const std::string& pref_locale) {
   DCHECK(!locale_resources_data_) << "locale.pak already loaded";
   std::string app_locale = l10n_util::GetApplicationLocale(pref_locale);
-  FilePath locale_file_path = GetLocaleFilePath(app_locale);
+  FilePath locale_file_path;
+  CommandLine *command_line = CommandLine::ForCurrentProcess();
+  if (command_line->HasSwitch(switches::kLocalePak)) {
+    locale_file_path =
+      command_line->GetSwitchValuePath(switches::kLocalePak);
+  } else {
+    locale_file_path = GetLocaleFilePath(app_locale);
+  }
   if (locale_file_path.empty()) {
     // It's possible that there is no locale.pak.
     NOTREACHED();