Added resources.

cloud_print/virtual_driver/win/virtual_driver_helpers.cc

Index: cloud_print/virtual_driver/win/virtual_driver_helpers.cc
diff --git a/cloud_print/virtual_driver/win/virtual_driver_helpers.cc b/cloud_print/virtual_driver/win/virtual_driver_helpers.cc
index 19d557411bc50d892c0070cf448890f6aa1795fa..6c174a95ad385f2fd43f4f52e530fbfe950afc01 100644
--- a/cloud_print/virtual_driver/win/virtual_driver_helpers.cc
+++ b/cloud_print/virtual_driver/win/virtual_driver_helpers.cc
@@ -6,13 +6,17 @@
 #include <windows.h>
 #include <winspool.h>
 #include "base/file_util.h"
-#include "cloud_print/virtual_driver/win/virtual_driver_consts.h"
+#include "base/logging.h"
+#include "base/win/windows_version.h"
+#include "cloud_print/virtual_driver/win/virtual_driver_common_resources.h"
 
 namespace cloud_print {
 
 const size_t kMaxMessageLen = 100;
 
-void DisplayWindowsMessage(HWND hwnd, HRESULT message_id) {
+void DisplayWindowsMessage(HWND hwnd,
+                           HRESULT message_id,
+                           const string16 &caption) {
   wchar_t message_text[kMaxMessageLen + 1] = L"";
 
   ::FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS,
@@ -22,7 +26,7 @@ void DisplayWindowsMessage(HWND hwnd, HRESULT message_id) {
                   message_text,
                   kMaxMessageLen,
                   NULL);
-  ::MessageBox(hwnd, message_text, kVirtualDriverName, MB_OK);
+  ::MessageBox(hwnd, message_text, caption.c_str(), MB_OK);
 }
 
 HRESULT GetLastHResult() {
@@ -30,6 +34,20 @@ HRESULT GetLastHResult() {
   return HRESULT_FROM_WIN32(error_code);
 }
 
+void GetPortMonitorDllName(FilePath* path) {
+  wchar_t dll_name[MAX_PATH];
+  if (IsSystem64Bit()) {
+    LoadLocalString(IDS_PORT_MON_DLL_NAME_64,
+                    dll_name,
+                    MAX_PATH);
+  } else {
+    LoadLocalString(IDS_PORT_MON_DLL_NAME_32,
+                    dll_name,
+                    MAX_PATH);
+  }
+  *path = FilePath(dll_name);
+}
+
 HRESULT GetPrinterDriverDir(FilePath* path) {
   BYTE driver_dir_buffer[MAX_PATH * sizeof(wchar_t)];
   DWORD needed = 0;
@@ -49,5 +67,26 @@ HRESULT GetPrinterDriverDir(FilePath* path) {
   *path = path->Append(L"3");
   return S_OK;
 }
+
+bool IsSystem64Bit() {
+  base::win::OSInfo::WindowsArchitecture arch =
+      base::win::OSInfo::GetInstance()->architecture();
+  return (arch == base::win::OSInfo::X64_ARCHITECTURE) ||
+         (arch == base::win::OSInfo::IA64_ARCHITECTURE);
+}
+
+void LoadLocalString(DWORD string_id, wchar_t* target, DWORD target_size) {
+  static wchar_t dummy = L'\0';
+  HMODULE module = NULL;
+  GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
+                    GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
+                    &dummy,
+                    &module);
+  int count = LoadString(module,
+                         string_id,
+                         target,
+                         target_size);
+  DCHECK_NE(0, count);
+}
 }