Uses child views in Autofill Popup so we can trigger

chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc

Index: chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc
diff --git a/chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc b/chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc
index 920a88ac2b1d4196e50516df27333478b206a8f7..8c53f24f88c1670397a50f6f71f0e193db4bd54a 100644
--- a/chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc
+++ b/chrome/browser/ui/autofill/autofill_popup_layout_model_unittest.cc
@@ -59,8 +59,8 @@ class TestAutofillPopupViewDelegate : public AutofillPopupViewDelegate {
     return suggestions;
   }
 #if !defined(OS_ANDROID)
-  int GetElidedValueWidthForRow(size_t row) override { return 0; }
-  int GetElidedLabelWidthForRow(size_t row) override { return 0; }
+  int GetElidedValueWidthForRow(int row) override { return 0; }
+  int GetElidedLabelWidthForRow(int row) override { return 0; }
 #endif
 
  private: