Refactoring: de-couple Extensions from "script injection System" [render side] : 1

extensions/renderer/programmatic_script_injector.h

Index: extensions/renderer/programmatic_script_injector.h
diff --git a/extensions/renderer/programmatic_script_injector.h b/extensions/renderer/programmatic_script_injector.h
index ef5420a5e006294fad620adbb8775da25c55fa87..e6655cdc0a714d524979fb45a4ab94590c183aff 100644
--- a/extensions/renderer/programmatic_script_injector.h
+++ b/extensions/renderer/programmatic_script_injector.h
@@ -21,7 +21,6 @@ class RenderView;
 }
 
 namespace extensions {
-class Extension;
 
 // A ScriptInjector to handle tabs.executeScript().
 class ProgrammaticScriptInjector : public ScriptInjector {
@@ -40,7 +39,7 @@ class ProgrammaticScriptInjector : public ScriptInjector {
   bool ShouldInjectJs(UserScript::RunLocation run_location) const override;
   bool ShouldInjectCss(UserScript::RunLocation run_location) const override;
   PermissionsData::AccessType CanExecuteOnFrame(
-      const Extension* extension,
+      const InjectionHost* injection_host,
       blink::WebFrame* web_frame,
       int tab_id,
       const GURL& top_url) const override;