Add SiteEngagementService::GetAllDetails(), to return detailed scores.

chrome/browser/ui/webui/engagement/site_engagement_ui.h

Index: chrome/browser/ui/webui/engagement/site_engagement_ui.h
diff --git a/chrome/browser/ui/webui/engagement/site_engagement_ui.h b/chrome/browser/ui/webui/engagement/site_engagement_ui.h
index 2580c89a02c3f2b2eb9d88e895f1dcdf3649792d..98aa2c932ad5dc084e2d86a0a3e218d60d805f75 100644
--- a/chrome/browser/ui/webui/engagement/site_engagement_ui.h
+++ b/chrome/browser/ui/webui/engagement/site_engagement_ui.h
@@ -6,12 +6,12 @@
 #define CHROME_BROWSER_UI_WEBUI_ENGAGEMENT_SITE_ENGAGEMENT_UI_H_
 
 #include "base/macros.h"
-#include "chrome/browser/engagement/site_engagement.mojom.h"
+#include "chrome/browser/engagement/site_engagement_details.mojom.h"
 #include "chrome/browser/ui/webui/mojo_web_ui_controller.h"
 
 // The UI for chrome://site-engagement/.
 class SiteEngagementUI
-    : public MojoWebUIController<mojom::SiteEngagementUIHandler> {
+    : public MojoWebUIController<mojom::SiteEngagementDetailsProvider> {
  public:
   explicit SiteEngagementUI(content::WebUI* web_ui);
   ~SiteEngagementUI() override;
@@ -19,9 +19,10 @@ class SiteEngagementUI
  private:
   // MojoWebUIController overrides:
   void BindUIHandler(
-      mojo::InterfaceRequest<mojom::SiteEngagementUIHandler> request) override;
+      mojo::InterfaceRequest<mojom::SiteEngagementDetailsProvider> request)
+      override;
 
-  std::unique_ptr<mojom::SiteEngagementUIHandler> ui_handler_;
+  std::unique_ptr<mojom::SiteEngagementDetailsProvider> ui_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(SiteEngagementUI);
 };