Make omaha, gcapi and uninstall registry accesses use Wow6432Node on 64-bit

chrome/installer/util/helper.cc

Index: chrome/installer/util/helper.cc
diff --git a/chrome/installer/util/helper.cc b/chrome/installer/util/helper.cc
index f76213ded3df6d71a8492bc5007ab018e3020b07..a62ce6a055b04b43c96c919cc8ccef2165091e1a 100644
--- a/chrome/installer/util/helper.cc
+++ b/chrome/installer/util/helper.cc
@@ -17,7 +17,14 @@ namespace installer {
 base::FilePath GetChromeInstallPath(bool system_install,
                                     BrowserDistribution* dist) {
   base::FilePath install_path;
+#if defined(_WIN64)
+  // TODO(wfh): Place Chrome binaries into DIR_PROGRAM_FILESX86 until the code
+  // to support moving the binaries is added.
+  int key =
+      system_install ? base::DIR_PROGRAM_FILESX86 : base::DIR_LOCAL_APP_DATA;
+#else
   int key = system_install ? base::DIR_PROGRAM_FILES : base::DIR_LOCAL_APP_DATA;
+#endif
   if (PathService::Get(key, &install_path)) {
     install_path = install_path.Append(dist->GetInstallSubDir());
     install_path = install_path.Append(kInstallBinaryDir);