Add quotes around executable pathes in the mini installer

chrome/installer/mini_installer/mini_installer.cc

Index: chrome/installer/mini_installer/mini_installer.cc
diff --git a/chrome/installer/mini_installer/mini_installer.cc b/chrome/installer/mini_installer/mini_installer.cc
index 28a8057627e67353dc4fb8d737337f467ea22a56..ac79fcba3bf204e0853b1cab244828ce7f23b713 100644
--- a/chrome/installer/mini_installer/mini_installer.cc
+++ b/chrome/installer/mini_installer/mini_installer.cc
@@ -229,8 +229,19 @@ bool GetSetupExePathForGuidFromRegistry(bool system_level,
                                         size_t size) {
   const HKEY root_key = system_level ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
   RegKey key;
-  return OpenClientStateKey(root_key, app_guid, KEY_QUERY_VALUE, &key) &&
-      (key.ReadValue(kUninstallRegistryValueName, path, size) == ERROR_SUCCESS);
+  wchar_t unquoted_path[MAX_PATH] = {0};

[grt (UTC plus 2), 2014/02/05 03:13:50]

{0} -> {}

[Cris Neckar, 2014/02/06 20:56:23]

Done.

+  if (!OpenClientStateKey(root_key, app_guid, KEY_QUERY_VALUE, &key) ||
+      (key.ReadValue(kUninstallRegistryValueName,
+                     unquoted_path,
+                     MAX_PATH) != ERROR_SUCCESS)) {

[grt (UTC plus 2), 2014/02/05 03:13:50]

MAX_PATH -> arraysize(unquoted_path)

[Cris Neckar, 2014/02/06 20:56:23]

Done.

+    return false;
+  }
+  if (unquoted_path[0] == '\"')
+    return SafeStrCopy(path, size, unquoted_path);
+
+  return SafeStrCopy(path, size, L"\"") &&
+         SafeStrCat(path, size, unquoted_path) &&

[grt (UTC plus 2), 2014/02/05 03:13:50]

nit: either four-space indent, or add parens for:
  return (blah &&
          bletch &&
          phlam);

[Cris Neckar, 2014/02/06 20:56:23]

Done.

+         SafeStrCat(path, size, L"\"");
 }
 
 // Gets the setup.exe path from Registry by looking the value of Uninstall