Use kwalletd5 in KDE 5 environments

chrome/browser/password_manager/native_backend_kwallet_x.h

Index: chrome/browser/password_manager/native_backend_kwallet_x.h
diff --git a/chrome/browser/password_manager/native_backend_kwallet_x.h b/chrome/browser/password_manager/native_backend_kwallet_x.h
index 3b0524e462e5e5a1eb251a8df14c751865c6c794..bb634668304bf0cb8b2ec4f63cad027e3b964847 100644
--- a/chrome/browser/password_manager/native_backend_kwallet_x.h
+++ b/chrome/browser/password_manager/native_backend_kwallet_x.h
@@ -11,6 +11,7 @@
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
+#include "base/nix/xdg_util.h"
 #include "base/time/time.h"
 #include "chrome/browser/password_manager/password_store_factory.h"
 #include "chrome/browser/password_manager/password_store_x.h"
@@ -34,7 +35,8 @@ class ObjectProxy;
 // NativeBackend implementation using KWallet.
 class NativeBackendKWallet : public PasswordStoreX::NativeBackend {
  public:
-  explicit NativeBackendKWallet(LocalProfileId id);
+  NativeBackendKWallet(LocalProfileId id,
+                       base::nix::DesktopEnvironment desktop_env);
 
   ~NativeBackendKWallet() override;
 
@@ -150,6 +152,13 @@ class NativeBackendKWallet : public PasswordStoreX::NativeBackend {
   // The application name (e.g. "Chromium"), shown in KWallet auth dialogs.
   const std::string app_name_;
 
+  // KWallet DBus name
+  std::string dbus_service_name_;
+  // DBus path to KWallet interfaces
+  std::string dbus_path_;
+  // The name used for logging and by klauncher when starting KWallet
+  std::string kwalletd_name_;
+
   DISALLOW_COPY_AND_ASSIGN(NativeBackendKWallet);
 };