Move the offline URL trimming to GetFormattedURL.

ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h

Index: ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h
diff --git a/ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h b/ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h
index 6b53dac89db4db4adbf9cfd7247e2028c8962497..c146fc098c28576ce81d8bc94dfb0bf138606842 100644
--- a/ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h
+++ b/ios/chrome/browser/ui/toolbar/toolbar_model_impl_ios.h
@@ -18,7 +18,6 @@ class ToolbarModelImplIOS : public ToolbarModelIOS {
   ~ToolbarModelImplIOS() override;
 
   // ToolbarModelIOS implementation:
-  ToolbarModel* GetToolbarModel() override;
   bool IsLoading() override;
   CGFloat GetLoadProgressFraction() override;
   bool CanGoBack() override;
@@ -29,6 +28,17 @@ class ToolbarModelImplIOS : public ToolbarModelIOS {
   bool ShouldDisplayHintText() override;
 
  private:
+  // ToolbarModel:
+  base::string16 GetFormattedURL(size_t* prefix_end) const override;
+  GURL GetURL() const override;
+  security_state::SecurityLevel GetSecurityLevel(
+      bool ignore_editing) const override;
+  gfx::VectorIconId GetVectorIcon() const override;
+  base::string16 GetSecureVerboseText() const override;
+  base::string16 GetEVCertName() const override;
+  bool ShouldDisplayURL() const override;
+
+ private:
   ToolbarModelDelegateIOS* delegate_;
   std::unique_ptr<ToolbarModel> toolbar_model_;