Remove hwid from machine statistics because it's duplicate of hardware_class

BUG=chromium-os:15579
TEST=none

Review URL: http://codereview.chromium.org/7008010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86599 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/customization_document.cc

@@ -42,7 +42,7 @@ const char kSupportPageAttr[] = "support_page";
 
 const char kAcceptedManifestVersion[] = "1.0";
 
-const char kHwid[] = "hwid";
+const char kHardwareClass[] = "hardware_class";
 
 // Carrier deals attributes.
 const char kCarrierDealsAttr[] = "carrier_deals";
@@ -172,7 +172,7 @@ void StartupCustomizationDocument::Init(SystemAccess* system_access) {
   root_->GetString(kRegistrationUrlAttr, &registration_url_);
 
   std::string hwid;
-  if (system_access->GetMachineStatistic(kHwid, &hwid)) {
+  if (system_access->GetMachineStatistic(kHardwareClass, &hwid)) {
     ListValue* hwid_list = NULL;
     if (root_->GetList(kHwidMapAttr, &hwid_list)) {
       for (size_t i = 0; i < hwid_list->GetSize(); ++i) {

chrome/browser/chromeos/customization_document_unittest.cc

@@ -120,7 +120,7 @@ TEST(StartupCustomizationDocumentTest, Basic) {
   EXPECT_CALL(mock_system_access, GetMachineStatistic(_, NotNull()))
       .WillRepeatedly(Return(false));
   EXPECT_CALL(mock_system_access,
-      GetMachineStatistic(std::string("hwid"), NotNull()))
+      GetMachineStatistic(std::string("hardware_class"), NotNull()))
           .WillOnce(DoAll(SetArgumentPointee<1>(std::string("Mario 12345")),
                           Return(true)));
   StartupCustomizationDocument customization(&mock_system_access,
@@ -148,7 +148,7 @@ TEST(StartupCustomizationDocumentTest, Basic) {
 TEST(StartupCustomizationDocumentTest, VPD) {
   MockSystemAccess mock_system_access;
   EXPECT_CALL(mock_system_access,
-      GetMachineStatistic(std::string("hwid"), NotNull()))
+      GetMachineStatistic(std::string("hardware_class"), NotNull()))
           .WillOnce(DoAll(SetArgumentPointee<1>(std::string("Mario 12345")),
                           Return(true)));
   EXPECT_CALL(mock_system_access,

chrome/browser/chromeos/system_access.cc

@@ -41,10 +41,6 @@ const char* kMachineOSInfoTool[] = { "cat", "/etc/lsb-release" };
 const char kMachineOSInfoEq[] = "=";
 const char kMachineOSInfoDelim[] = "\n";
 
-// Command to get  HWID and key.
-const char kHwidKey[] = "hwid";
-const char* kHwidTool[] = { "cat", "/sys/devices/platform/chromeos_acpi/HWID" };
-
 // Command to get VPD info and key/value delimiters.
 const char* kVpdTool[] = { "cat", "/var/log/vpd_2.0.txt" };
 const char kVpdEq[] = "=";
@@ -203,7 +199,6 @@ void SystemAccessImpl::UpdateMachineStatistics() {
                                      kMachineOSInfoTool,
                                      kMachineOSInfoEq,
                                      kMachineOSInfoDelim);
-  parser.GetSingleValueFromTool(arraysize(kHwidTool), kHwidTool, kHwidKey);
   parser.ParseNameValuePairsFromTool(
       arraysize(kVpdTool), kVpdTool, kVpdEq, kVpdDelim);
 }

chrome/browser/extensions/extension_info_private_api_chromeos.cc

@@ -14,6 +14,9 @@ using chromeos::NetworkLibrary;
 
 namespace {
 
+// Name of machine statistic property with HWID.
+const char kHardwareClass[] = "hardware_class";
+
 // Key which corresponds to the HWID setting.
 const char kPropertyHWID[] = "hwid";
 
@@ -49,7 +52,7 @@ bool GetChromeosInfoFunction::GetValue(const std::string& property_name,
   value->clear();
   if (property_name == kPropertyHWID) {
     chromeos::SystemAccess* system = chromeos::SystemAccess::GetInstance();
-    system->GetMachineStatistic(kPropertyHWID, value);
+    system->GetMachineStatistic(kHardwareClass, value);
   } else if (property_name == kPropertyHomeProvider) {
     if (CrosLibrary::Get()->EnsureLoaded()) {
       NetworkLibrary* netlib = CrosLibrary::Get()->GetNetworkLibrary();