Convert Web Store Inline Install IPCs to mojo

chrome/browser/extensions/tab_helper.h

Index: chrome/browser/extensions/tab_helper.h
diff --git a/chrome/browser/extensions/tab_helper.h b/chrome/browser/extensions/tab_helper.h
index 7e353917bc66771946798ac2cccccbcfb8d2d3a2..800eef7defd421ccdf6eb425f75671b7e6b62013 100644
--- a/chrome/browser/extensions/tab_helper.h
+++ b/chrome/browser/extensions/tab_helper.h
@@ -16,6 +16,8 @@
 #include "base/scoped_observer.h"
 #include "chrome/browser/extensions/active_tab_permission_granter.h"
 #include "chrome/browser/extensions/extension_reenabler.h"
+#include "chrome/common/extensions/mojo/inline_install.mojom.h"
+#include "chrome/common/extensions/mojo/inline_install_status.mojom.h"
 #include "chrome/common/extensions/webstore_install_result.h"
 #include "chrome/common/web_application_info.h"
 #include "content/public/browser/notification_observer.h"
@@ -46,10 +48,14 @@ class TabHelper : public content::WebContentsObserver,
                   public ExtensionFunctionDispatcher::Delegate,
                   public ExtensionRegistryObserver,
                   public content::NotificationObserver,
-                  public content::WebContentsUserData<TabHelper> {
+                  public content::WebContentsUserData<TabHelper>,
+                  public mojom::InlineInstall {
  public:
   ~TabHelper() override;
 
+  static void BindInlineInstallRequest(content::WebContents* web_contents,
+                                       mojom::InlineInstallRequest request);
+
   void CreateApplicationShortcuts();
   void CreateHostedAppFromWebContents();
   bool CanCreateApplicationShortcuts() const;
@@ -118,6 +124,11 @@ class TabHelper : public content::WebContentsObserver,
   void SetWebstoreInlineInstallerFactoryForTests(
       WebstoreInlineInstallerFactory* factory);
 
+  explicit TabHelper(content::WebContents* web_contents);
+
+ protected:
+  extensions::mojom::InlineInstallStatusPtr inline_install_status_;
+
  private:
   class InlineInstallObserver;
 
@@ -135,7 +146,6 @@ class TabHelper : public content::WebContentsObserver,
     UPDATE_SHORTCUT     // Update icon for app shortcut.
   };
 
-  explicit TabHelper(content::WebContents* web_contents);
   friend class content::WebContentsUserData<TabHelper>;
 
   // Displays UI for completion of creating a bookmark hosted app.
@@ -162,13 +172,14 @@ class TabHelper : public content::WebContentsObserver,
                            const Extension* extension,
                            UnloadedExtensionInfo::Reason reason) override;
 
+  // mojom::InlineInstall
+  void InlineWebstoreInstall(int install_id,
+                             int return_route_id,
+                             const std::string& webstore_item_id,
+                             int listeners_mask) override;
+
   // Message handlers.
   void OnDidGetWebApplicationInfo(const WebApplicationInfo& info);
-  void OnInlineWebstoreInstall(content::RenderFrameHost* host,
-                               int install_id,
-                               int return_route_id,
-                               const std::string& webstore_item_id,
-                               int listeners_mask);
   void OnGetAppInstallState(content::RenderFrameHost* host,
                             const GURL& requestor_url,
                             int return_route_id,