Remove unused packaged app window controls code.

chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc

Index: chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc
diff --git a/chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc b/chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc
index 745f2b992b4d19168d49907875e098a19ba37f6b..135540c6015a81a7635b6b85e5ec50423411931c 100644
--- a/chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc
+++ b/chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc
@@ -271,19 +271,8 @@ void ChromeExtensionsDispatcherDelegate::RequireAdditionalModules(
     extensions::ScriptContext* context,
     bool is_within_platform_app) {
   extensions::ModuleSystem* module_system = context->module_system();

[tapted, 2016/12/06 23:28:36]

nit: move into the `if` below, or just remove the temporary altogether

[benwells, 2016/12/16 02:22:36]

Done.

-  extensions::Feature::Context context_type = context->context_type();
 
   // TODO(kalman, fsamuel): Eagerly calling Require on context startup is

[benwells, 2016/12/06 09:22:12]

Oops, I should keep this comment (maybe remove kalman) as it still applies (and
I only deleted half of it).

[tapted, 2016/12/06 23:28:36]

ack - might be good to move it inside the `if` too so that it's above the call
to `Require`

[benwells, 2016/12/16 02:22:36]

Done.

-  // expensive. It would be better if there were a light way of detecting when
-  // a webview or appview is created and only then set up the infrastructure.
-  if (context_type == extensions::Feature::BLESSED_EXTENSION_CONTEXT &&
-      is_within_platform_app &&
-      extensions::GetCurrentChannel() <= version_info::Channel::DEV &&
-      base::CommandLine::ForCurrentProcess()->HasSwitch(
-          extensions::switches::kEnableAppWindowControls)) {
-    module_system->Require("windowControls");
-  }
-
   // Note: setting up the WebView class here, not the chrome.webview API.
   // The API will be automatically set up when first used.
   if (context->GetAvailability("webViewInternal").is_available()) {