Convert VirtualKeyboardDelegate to OnceCallback

Both overrides of GetKeyboardConfig only ever call this method once and
the chrome/ version already runs it with std::move.

Bug: 1152268
Change-Id: I23861fd1945f62654bb0692492f61e73e94ab0ab
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2601517Reviewed-by: Karan Bhatia <karandeepb@chromium.org>
Commit-Queue: David Bokan <bokan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#839179}

chrome/browser/extensions/api/virtual_keyboard_private/chrome_virtual_keyboard_delegate.cc

@@ -180,7 +180,7 @@ void ChromeVirtualKeyboardDelegate::GetKeyboardConfig(
 
 void ChromeVirtualKeyboardDelegate::OnKeyboardConfigChanged() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  GetKeyboardConfig(base::Bind(
+  GetKeyboardConfig(base::BindOnce(
       &ChromeVirtualKeyboardDelegate::DispatchConfigChangeEvent, weak_this_));
 }
 

extensions/browser/api/virtual_keyboard_private/virtual_keyboard_delegate.h

@@ -24,7 +24,7 @@ class VirtualKeyboardDelegate {
   virtual ~VirtualKeyboardDelegate() {}
 
   using OnKeyboardSettingsCallback =
-      base::Callback<void(std::unique_ptr<base::DictionaryValue> settings)>;
+      base::OnceCallback<void(std::unique_ptr<base::DictionaryValue> settings)>;
 
   using OnSetModeCallback = base::OnceCallback<void(bool success)>;
 

extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.cc

@@ -115,7 +115,7 @@ VirtualKeyboardPrivateKeyboardLoadedFunction::Run() {
 
 ExtensionFunction::ResponseAction
 VirtualKeyboardPrivateGetKeyboardConfigFunction::Run() {
-  delegate()->GetKeyboardConfig(base::Bind(
+  delegate()->GetKeyboardConfig(base::BindOnce(
       &VirtualKeyboardPrivateGetKeyboardConfigFunction::OnKeyboardConfig,
       this));
   return RespondLater();

extensions/shell/browser/shell_virtual_keyboard_delegate.cc

@@ -18,7 +18,7 @@ void ShellVirtualKeyboardDelegate::GetKeyboardConfig(
     OnKeyboardSettingsCallback on_settings_callback) {
   std::unique_ptr<base::DictionaryValue> settings(new base::DictionaryValue());
   settings->SetBoolean("hotrodmode", is_hotrod_keyboard_);
-  on_settings_callback.Run(std::move(settings));
+  std::move(on_settings_callback).Run(std::move(settings));
 }
 
 void ShellVirtualKeyboardDelegate::OnKeyboardConfigChanged() {