base/version: remove wstring version

And fix callers.

BUG=23581
TEST=trybots

Review URL: http://codereview.chromium.org/5848005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@70098 0039d316-1c4b-4281-b951-d872f2087c98

18 files changed, 52 insertions, 49 deletions

diff --git a/base/version.cc b/base/version.cc
index 6ad0cbe..384be0a 100644
--- a/base/version.cc
+++ b/base/version.cc
@@ -13,13 +13,6 @@
 #include "base/utf_string_conversions.h"
 
 // static
-Version* Version::GetVersionFromString(const std::wstring& version_str) {
-  if (!IsStringASCII(version_str))
-    return NULL;
-  return GetVersionFromString(WideToUTF8(version_str));
-}
-
-// static
 Version* Version::GetVersionFromString(const std::string& version_str) {
   Version* vers = new Version();
   if (vers->InitFromString(version_str)) {
diff --git a/base/version.h b/base/version.h
index f034c03..2fda4ad 100644
--- a/base/version.h
+++ b/base/version.h
@@ -12,12 +12,14 @@
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 
+// Version represents a dotted version number, like "1.2.3.4", supporting
+// parsing and comparison.
+// Each component is limited to a uint16.
 class Version {
  public:
   // The version string must be made up of 1 or more uint16's separated
   // by '.'. Returns NULL if string is not in this format.
   // Caller is responsible for freeing the Version object once done.
-  static Version* GetVersionFromString(const std::wstring& version_str);
   static Version* GetVersionFromString(const std::string& version_str);
 
   // Exposed only so that a Version can be stored in STL containers;
diff --git a/chrome/app/client_util.cc b/chrome/app/client_util.cc
index 0c1a8ac..263ed8b 100644
--- a/chrome/app/client_util.cc
+++ b/chrome/app/client_util.cc
@@ -11,6 +11,7 @@
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
+#include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/version.h"
 #include "chrome/app/breakpad_win.h"
@@ -213,26 +214,25 @@ HMODULE MainDllLoader::Load(std::wstring* out_version, std::wstring* out_file) {
   if (dll)
     return dll;
 
-  std::wstring version_env_string;
+  std::wstring version_string;
   scoped_ptr<Version> version;
   const CommandLine& cmd_line = *CommandLine::ForCurrentProcess();
   if (cmd_line.HasSwitch(switches::kChromeVersion)) {
-    version_env_string = cmd_line.GetSwitchValueNative(
-        switches::kChromeVersion);
-    version.reset(Version::GetVersionFromString(version_env_string));
+    version_string = cmd_line.GetSwitchValueNative(switches::kChromeVersion);
+    version.reset(Version::GetVersionFromString(WideToASCII(version_string)));
 
     if (!version.get()) {
       // If a bogus command line flag was given, then abort.
       LOG(ERROR) << "Invalid version string received on command line: "
-                 << version_env_string;
+                 << version_string;
       return NULL;
     }
   }
 
   if (!version.get()) {
     if (EnvQueryStr(ASCIIToWide(chrome::kChromeVersionEnvVar).c_str(),
-                    &version_env_string)) {
-      version.reset(Version::GetVersionFromString(version_env_string));
+                    &version_string)) {
+      version.reset(Version::GetVersionFromString(WideToASCII(version_string)));
     }
   }
 
@@ -241,13 +241,13 @@ HMODULE MainDllLoader::Load(std::wstring* out_version, std::wstring* out_file) {
     // Look into the registry to find the latest version. We don't validate
     // this by building a Version object to avoid harming normal case startup
     // time.
-    version_env_string.clear();
-    GetVersion(dir.c_str(), reg_path.c_str(), &version_env_string);
+    version_string.clear();
+    GetVersion(dir.c_str(), reg_path.c_str(), &version_string);
   }
 
-  if (version.get() || !version_env_string.empty()) {
+  if (version.get() || !version_string.empty()) {
     *out_file = dir;
-    *out_version = version_env_string;
+    *out_version = version_string;
     out_file->append(*out_version).append(L"\\");
     return LoadChromeWithDirectory(out_file);
   } else {
diff --git a/chrome/browser/enumerate_modules_model_win.cc b/chrome/browser/enumerate_modules_model_win.cc
index 9de5c76..83dc535 100644
--- a/chrome/browser/enumerate_modules_model_win.cc
+++ b/chrome/browser/enumerate_modules_model_win.cc
@@ -266,7 +266,7 @@ ModuleEnumerator::ModuleStatus ModuleEnumerator::Match(
     // We have a name match against the blacklist (and possibly location match
     // also), so check version.
     scoped_ptr<Version> module_version(
-        Version::GetVersionFromString(module.version));
+        Version::GetVersionFromString(UTF16ToASCII(module.version)));
     scoped_ptr<Version> version_min(
         Version::GetVersionFromString(blacklisted.version_from));
     scoped_ptr<Version> version_max(
diff --git a/chrome/browser/extensions/external_registry_extension_provider_win.cc b/chrome/browser/extensions/external_registry_extension_provider_win.cc
index daf3d99..16b107f 100644
--- a/chrome/browser/extensions/external_registry_extension_provider_win.cc
+++ b/chrome/browser/extensions/external_registry_extension_provider_win.cc
@@ -58,7 +58,8 @@ void ExternalRegistryExtensionProvider::VisitRegisteredExtension(
           StringToLowerASCII(&id);
 
           scoped_ptr<Version> version;
-          version.reset(Version::GetVersionFromString(extension_version));
+          version.reset(Version::GetVersionFromString(
+                            WideToASCII(extension_version)));
           if (!version.get()) {
             LOG(ERROR) << "Invalid version value " << extension_version
                        << " for key " << key_path;
@@ -103,8 +104,10 @@ bool ExternalRegistryExtensionProvider::GetExtensionDetails(
   if (!key.ReadValue(kRegistryExtensionVersion, &extension_version))
     return false;
 
-  if (version)
-    version->reset(Version::GetVersionFromString(extension_version));
+  if (version) {
+    version->reset(Version::GetVersionFromString(
+                       WideToASCII(extension_version)));
+  }
 
   if (location)
     *location = Extension::EXTERNAL_REGISTRY;
diff --git a/chrome/browser/gpu_blacklist.cc b/chrome/browser/gpu_blacklist.cc
index fe246d6..85063a8 100644
--- a/chrome/browser/gpu_blacklist.cc
+++ b/chrome/browser/gpu_blacklist.cc
@@ -7,6 +7,7 @@
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
+#include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/sys_info.h"
 #include "base/values.h"
@@ -369,7 +370,7 @@ GpuFeatureFlags GpuBlacklist::DetermineGpuFeatureFlags(
   if (gpu_info.progress() == GPUInfo::kUninitialized)
     return flags;
   scoped_ptr<Version> driver_version(
-      Version::GetVersionFromString(gpu_info.driver_version()));
+      Version::GetVersionFromString(WideToASCII(gpu_info.driver_version())));
   if (driver_version.get() == NULL)
     return flags;
 
diff --git a/chrome/browser/ui/views/about_chrome_view.cc b/chrome/browser/ui/views/about_chrome_view.cc
index 9e58f04..215c6f0 100644
--- a/chrome/browser/ui/views/about_chrome_view.cc
+++ b/chrome/browser/ui/views/about_chrome_view.cc
@@ -156,16 +156,16 @@ void AboutChromeView::Init() {
     return;
   }
 
-  current_version_ = ASCIIToWide(version_info.Version());
+  current_version_ = version_info.Version();
 
   std::string version_modifier = platform_util::GetVersionStringModifier();
   if (!version_modifier.empty())
-    version_details_ += L" " + ASCIIToWide(version_modifier);
+    version_details_ += " " + version_modifier;
 
 #if !defined(GOOGLE_CHROME_BUILD)
-  version_details_ += L" (";
-  version_details_ += ASCIIToWide(version_info.LastChange());
-  version_details_ += L")";
+  version_details_ += " (";
+  version_details_ += version_info.LastChange();
+  version_details_ += ")";
 #endif
 
   // Views we will add to the *parent* of this dialog, since it will display
@@ -210,7 +210,7 @@ void AboutChromeView::Init() {
 
   // This is a text field so people can copy the version number from the dialog.
   version_label_ = new views::Textfield();
-  version_label_->SetText(WideToUTF16Hack(current_version_ + version_details_));
+  version_label_->SetText(ASCIIToUTF16(current_version_ + version_details_));
   version_label_->SetReadOnly(true);
   version_label_->RemoveBorder();
   version_label_->SetTextColor(SK_ColorBLACK);
@@ -763,7 +763,7 @@ void AboutChromeView::UpdateStatus(GoogleUpdateUpgradeResult result,
         std::wstring update_label_text =
             l10n_util::GetStringF(IDS_UPGRADE_ALREADY_UP_TO_DATE,
                                   l10n_util::GetString(IDS_PRODUCT_NAME),
-                                  current_version_);
+                                  ASCIIToUTF16(current_version_));
 #endif
         if (base::i18n::IsRTL()) {
           update_label_text.push_back(
diff --git a/chrome/browser/ui/views/about_chrome_view.h b/chrome/browser/ui/views/about_chrome_view.h
index a2ed439..ab287be 100644
--- a/chrome/browser/ui/views/about_chrome_view.h
+++ b/chrome/browser/ui/views/about_chrome_view.h
@@ -146,10 +146,10 @@ class AboutChromeView : public views::View,
 #endif
 
   // Our current version.
-  std::wstring current_version_;
+  std::string current_version_;
 
   // Additional information about the version (channel and build number).
-  std::wstring version_details_;
+  std::string version_details_;
 
   // The version Google Update reports is available to us.
   std::wstring new_version_available_;
diff --git a/chrome/browser/upgrade_detector.cc b/chrome/browser/upgrade_detector.cc
index 7f3161d..99d8a2bb 100644
--- a/chrome/browser/upgrade_detector.cc
+++ b/chrome/browser/upgrade_detector.cc
@@ -96,7 +96,7 @@ class DetectUpgradeTask : public Task {
     }
 #elif defined(OS_MACOSX)
     installed_version.reset(
-        Version::GetVersionFromString(UTF16ToWideHack(
+        Version::GetVersionFromString(UTF16ToASCII(
             keystone_glue::CurrentlyInstalledVersion())));
 #elif defined(OS_POSIX)
     // POSIX but not Mac OS X: Linux, etc.
diff --git a/chrome/common/extensions/extension.cc b/chrome/common/extensions/extension.cc
index fd4ee4c..7bd2c27c 100644
--- a/chrome/common/extensions/extension.cc
+++ b/chrome/common/extensions/extension.cc
@@ -1266,8 +1266,7 @@ bool Extension::InitFromValue(const DictionaryValue& source, bool require_key,
     *error = errors::kInvalidVersion;
     return false;
   }
-  version_.reset(
-      Version::GetVersionFromString(version_str));
+  version_.reset(Version::GetVersionFromString(version_str));
   if (!version_.get() ||
       version_->components().size() > 4) {
     *error = errors::kInvalidVersion;
diff --git a/chrome/installer/setup/setup_util.cc b/chrome/installer/setup/setup_util.cc
index 34eed36..d982792 100644
--- a/chrome/installer/setup/setup_util.cc
+++ b/chrome/installer/setup/setup_util.cc
@@ -8,6 +8,7 @@
 
 #include "base/file_util.h"
 #include "base/logging.h"
+#include "base/string_util.h"
 #include "chrome/installer/util/master_preferences.h"
 #include "chrome/installer/util/util_constants.h"
 #include "courgette/courgette.h"
@@ -45,7 +46,7 @@ Version* installer::GetVersionFromArchiveDir(const FilePath& chrome_path) {
     file_util::FileEnumerator::FindInfo find_data = {0};
     version_enum.GetFindInfo(&find_data);
     VLOG(1) << "directory found: " << find_data.cFileName;
-    version = Version::GetVersionFromString(find_data.cFileName);
+    version = Version::GetVersionFromString(WideToASCII(find_data.cFileName));
     if (version)
       break;
   }
diff --git a/chrome/installer/util/helper_unittest.cc b/chrome/installer/util/helper_unittest.cc
index ee92ba56..48b2476 100644
--- a/chrome/installer/util/helper_unittest.cc
+++ b/chrome/installer/util/helper_unittest.cc
@@ -109,7 +109,7 @@ TEST_F(SetupHelperTest, Delete) {
   CreateTextFile(chrome_dll_4.value(), text_content_1);
   ASSERT_TRUE(file_util::PathExists(chrome_dll_4));
 
-  scoped_ptr<Version> latest_version(Version::GetVersionFromString(L"1.0.4.0"));
+  scoped_ptr<Version> latest_version(Version::GetVersionFromString("1.0.4.0"));
   ChromePackageProperties properties;
   scoped_refptr<Package> package(new Package(false, true, chrome_dir,
                                              &properties));
@@ -185,7 +185,7 @@ TEST_F(SetupHelperTest, DeleteInUsed) {
   CreateTextFile(chrome_dll_4.value(), text_content_1);
   ASSERT_TRUE(file_util::PathExists(chrome_dll_4));
 
-  scoped_ptr<Version> latest_version(Version::GetVersionFromString(L"1.0.4.0"));
+  scoped_ptr<Version> latest_version(Version::GetVersionFromString("1.0.4.0"));
   ChromePackageProperties properties;
   scoped_refptr<Package> install_path(new Package(false, true, chrome_dir,
                                                   &properties));
diff --git a/chrome/installer/util/install_util.cc b/chrome/installer/util/install_util.cc
index 9ba1cec..2592429 100644
--- a/chrome/installer/util/install_util.cc
+++ b/chrome/installer/util/install_util.cc
@@ -95,7 +95,7 @@ Version* InstallUtil::GetChromeVersion(BrowserDistribution* dist,
   key.Close();
   VLOG(1) << "Existing " << dist->GetApplicationName()
           << " version found " << version_str;
-  return Version::GetVersionFromString(version_str);
+  return Version::GetVersionFromString(WideToASCII(version_str));
 }
 
 bool InstallUtil::IsOSSupported() {
diff --git a/chrome/installer/util/package.cc b/chrome/installer/util/package.cc
index 72c819c..6e88a30 100644
--- a/chrome/installer/util/package.cc
+++ b/chrome/installer/util/package.cc
@@ -6,6 +6,7 @@
 
 #include "base/file_util.h"
 #include "base/logging.h"
+#include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/win/registry.h"
 #include "chrome/installer/util/channel_info.h"
@@ -125,7 +126,8 @@ Version* Package::GetCurrentVersion() const {
       chrome_key.ReadValue(google_update::kRegVersionField, &version);
 
     if (!version.empty()) {
-      scoped_ptr<Version> this_version(Version::GetVersionFromString(version));
+      scoped_ptr<Version> this_version(Version::GetVersionFromString(
+                                           WideToASCII(version)));
       if (this_version.get()) {
         if (!current_version.get() ||
             (current_version->CompareTo(*this_version) > 0)) {
@@ -155,7 +157,8 @@ void Package::RemoveOldVersionDirectories(
     file_util::FileEnumerator::FindInfo find_data = {0};
     version_enum.GetFindInfo(&find_data);
     VLOG(1) << "directory found: " << find_data.cFileName;
-    version.reset(Version::GetVersionFromString(find_data.cFileName));
+    version.reset(Version::GetVersionFromString(
+                      WideToASCII(find_data.cFileName)));
     if (version.get() && (latest_version.CompareTo(*version) > 0)) {
       std::vector<FilePath> key_files;
       for (Products::const_iterator it = products_.begin();
diff --git a/chrome/installer/util/package_unittest.cc b/chrome/installer/util/package_unittest.cc
index c456482..e2a9bb6 100644
--- a/chrome/installer/util/package_unittest.cc
+++ b/chrome/installer/util/package_unittest.cc
@@ -39,8 +39,8 @@ TEST_F(PackageTest, Basic) {
   EXPECT_TRUE(package->IsEqual(test_dir_.path()));
   EXPECT_EQ(0U, package->products().size());
 
-  const wchar_t kOldVersion[] = L"1.2.3.4";
-  const wchar_t kNewVersion[] = L"2.3.4.5";
+  const char kOldVersion[] = "1.2.3.4";
+  const char kNewVersion[] = "2.3.4.5";
 
   scoped_ptr<Version> new_version(Version::GetVersionFromString(kNewVersion));
   scoped_ptr<Version> old_version(Version::GetVersionFromString(kOldVersion));
@@ -110,7 +110,7 @@ TEST_F(PackageTest, WithProduct) {
   EXPECT_EQ(1U, package->products().size());
   EXPECT_EQ(system_level, package->system_level());
 
-  const wchar_t kCurrentVersion[] = L"1.2.3.4";
+  const char kCurrentVersion[] = "1.2.3.4";
   scoped_ptr<Version> current_version(
       Version::GetVersionFromString(kCurrentVersion));
 
diff --git a/chrome/installer/util/product_unittest.cc b/chrome/installer/util/product_unittest.cc
index bb72fff..0e928bc 100644
--- a/chrome/installer/util/product_unittest.cc
+++ b/chrome/installer/util/product_unittest.cc
@@ -134,7 +134,7 @@ TEST_F(ProductTest, ProductInstallBasic) {
                        KEY_ALL_ACCESS);
     ASSERT_TRUE(version_key.Valid());
 
-    const wchar_t kCurrentVersion[] = L"1.2.3.4";
+    const char kCurrentVersion[] = "1.2.3.4";
     scoped_ptr<Version> current_version(
         Version::GetVersionFromString(kCurrentVersion));
     version_key.WriteValue(google_update::kRegVersionField,
diff --git a/chrome_frame/dll_redirector.cc b/chrome_frame/dll_redirector.cc
index 97143a7..822e474 100644
--- a/chrome_frame/dll_redirector.cc
+++ b/chrome_frame/dll_redirector.cc
@@ -14,6 +14,7 @@
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/shared_memory.h"
+#include "base/string_util.h"
 #include "base/sys_info.h"
 #include "base/utf_string_conversions.h"
 #include "base/version.h"
@@ -247,7 +248,7 @@ Version* DllRedirector::GetCurrentModuleVersion() {
   Version* current_version = NULL;
   if (file_version_info.get()) {
      current_version = Version::GetVersionFromString(
-        file_version_info->file_version());
+         WideToASCII(file_version_info->file_version()));
     DCHECK(current_version);
   }
 
diff --git a/webkit/plugins/npapi/plugin_group.cc b/webkit/plugins/npapi/plugin_group.cc
index 0460198..23b0abc0 100644
--- a/webkit/plugins/npapi/plugin_group.cc
+++ b/webkit/plugins/npapi/plugin_group.cc
@@ -182,7 +182,7 @@ bool PluginGroup::Match(const WebPluginInfo& plugin) const {
 
   // There's at least one version range, the plugin's version must be in it.
   scoped_ptr<Version> plugin_version(
-      Version::GetVersionFromString(UTF16ToWide(plugin.version)));
+      Version::GetVersionFromString(UTF16ToASCII(plugin.version)));
   if (plugin_version.get() == NULL) {
     // No version could be extracted, assume we don't match the range.
     return false;
@@ -208,7 +208,7 @@ Version* PluginGroup::CreateVersionFromString(const string16& version_string) {
   std::replace(version.begin(), version.end(), ',', '.');
   std::replace(version.begin(), version.end(), '(', '.');
 
-  return Version::GetVersionFromString(version);
+  return Version::GetVersionFromString(WideToASCII(version));
 }
 
 void PluginGroup::UpdateActivePlugin(const WebPluginInfo& plugin) {