Remove dependency from infobars component to the embedder

chrome/browser/infobars/infobar_service.h

Index: chrome/browser/infobars/infobar_service.h
diff --git a/chrome/browser/infobars/infobar_service.h b/chrome/browser/infobars/infobar_service.h
index 985b7c0a4dbc1dc49750fec14dcda08b837188b9..9519efbea05aea2182c273e87941e4fd0f0f43db 100644
--- a/chrome/browser/infobars/infobar_service.h
+++ b/chrome/browser/infobars/infobar_service.h
@@ -19,8 +19,12 @@ class WebContents;
 
 namespace infobars {
 class InfoBar;
+struct InfoBarConstants;
 }
 
+// Constants used by InfoBar animations.
+extern const infobars::InfoBarConstants kChromeInfoBarConstants;
+
 // Associates a Tab to a InfoBarManager and manages its lifetime.
 // It manages the infobar notifications and responds to navigation events.
 class InfoBarService : public infobars::InfoBarManager,
@@ -53,6 +57,8 @@ class InfoBarService : public infobars::InfoBarManager,
 
   // InfoBarManager:
   int GetActiveEntryID() override;
+  const infobars::InfoBarConstants& GetInfoBarConstants() const override;
+
   // TODO(droger): Remove these functions once infobar notifications are
   // removed. See http://crbug.com/354380
   void NotifyInfoBarAdded(infobars::InfoBar* infobar) override;