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

chrome/installer/util/installer_state.cc

Index: chrome/installer/util/installer_state.cc
diff --git a/chrome/installer/util/installer_state.cc b/chrome/installer/util/installer_state.cc
index e6cc475e5e40ad3bb44ecda8127bea74dbe3fac6..04349067162415559e606f30ca71a2c5065f8a0f 100644
--- a/chrome/installer/util/installer_state.cc
+++ b/chrome/installer/util/installer_state.cc
@@ -742,8 +742,10 @@ void InstallerState::UpdateChannels() const {
   // Create the app's ClientState key if it doesn't exist.
   ChannelInfo channel_info;
   base::win::RegKey state_key;
-  LONG result = state_key.Create(root_key_, state_key_.c_str(),
-                                 KEY_QUERY_VALUE | KEY_SET_VALUE);
+  LONG result =
+      state_key.Create(root_key_,
+                       state_key_.c_str(),
+                       KEY_QUERY_VALUE | KEY_SET_VALUE | KEY_WOW64_32KEY);
   if (result == ERROR_SUCCESS) {
     channel_info.Initialize(state_key);
 
@@ -782,8 +784,10 @@ void InstallerState::UpdateChannels() const {
           continue;
         dist = product->distribution();
       }
-      result = state_key.Create(root_key_, dist->GetStateKey().c_str(),
-                                KEY_QUERY_VALUE | KEY_SET_VALUE);
+      result =
+          state_key.Create(root_key_,
+                           dist->GetStateKey().c_str(),
+                           KEY_QUERY_VALUE | KEY_SET_VALUE | KEY_WOW64_32KEY);
       if (result == ERROR_SUCCESS) {
         other_info.Initialize(state_key);
         if (!other_info.Equals(channel_info))