Allow Registry Iterator functions to use a specified WOW64 mode when iterating.

base/win/registry.h

Index: base/win/registry.h
diff --git a/base/win/registry.h b/base/win/registry.h
index af1aee7dce9d56d01cf911444bbf017bd67259eb..0ca9a7fdc4bf0551216e20bdb07c97fdf6f0ab7b 100644
--- a/base/win/registry.h
+++ b/base/win/registry.h
@@ -157,7 +157,9 @@ class BASE_EXPORT RegKey {
 // Iterates the entries found in a particular folder on the registry.
 class BASE_EXPORT RegistryValueIterator {
  public:
-  RegistryValueIterator(HKEY root_key, const wchar_t* folder_key);
+  RegistryValueIterator(HKEY root_key,
+                        const wchar_t* folder_key,
+                        REGSAM wow64access);
 

[cpu_(ooo_6.6-7.5), 2014/10/06 19:48:57]

yeah definitely two different ctors make sense here.

Secondly in the one that takes wow64access needs a bit of explanation in this
header (aka add a comment explaning what is that).

   ~RegistryValueIterator();
 
@@ -198,7 +200,9 @@ class BASE_EXPORT RegistryValueIterator {
 
 class BASE_EXPORT RegistryKeyIterator {
  public:
-  RegistryKeyIterator(HKEY root_key, const wchar_t* folder_key);
+  RegistryKeyIterator(HKEY root_key,
+                      const wchar_t* folder_key,
+                      REGSAM wow64access);
 
   ~RegistryKeyIterator();