[Refactor] Move creating a browser if necessary to ExtensionInstallDialogView

chrome/browser/ui/extensions/extension_enable_flow.h

Index: chrome/browser/ui/extensions/extension_enable_flow.h
diff --git a/chrome/browser/ui/extensions/extension_enable_flow.h b/chrome/browser/ui/extensions/extension_enable_flow.h
index 603a0e69262bb210064bc780d3221034ba3d1d21..dc1fbf56d60b3e23c44995e0bf99af3221981027 100644
--- a/chrome/browser/ui/extensions/extension_enable_flow.h
+++ b/chrome/browser/ui/extensions/extension_enable_flow.h
@@ -14,13 +14,11 @@
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
-#include "content/public/browser/page_navigator.h"
 #include "extensions/browser/extension_registry_observer.h"
 
 class ExtensionEnableFlowDelegate;
 
 namespace content {
-class PageNavigator;
 class WebContents;
 }
 
@@ -36,7 +34,6 @@ class ExtensionRegistry;
 // shown to user. The extension is enabled when user acknowledges it or the
 // flow is aborted when user declines it.
 class ExtensionEnableFlow : public ExtensionInstallPrompt::Delegate,
-                            public content::PageNavigator,
                             public content::NotificationObserver,
                             public extensions::ExtensionRegistryObserver {
  public:
@@ -97,10 +94,6 @@ class ExtensionEnableFlow : public ExtensionInstallPrompt::Delegate,
   virtual void InstallUIProceed() override;
   virtual void InstallUIAbort(bool user_initiated) override;
 
-  // content::PageNavigator overrides:
-  virtual content::WebContents* OpenURL(
-      const content::OpenURLParams& params) override;
-
   Profile* const profile_;
   const std::string extension_id_;
   ExtensionEnableFlowDelegate* const delegate_;  // Not owned.