Implement the autofill UI for chromium powered android webview.

android_webview/native/aw_autofill_manager_delegate.h

Index: android_webview/native/aw_autofill_manager_delegate.h
diff --git a/android_webview/browser/aw_autofill_manager_delegate.h b/android_webview/native/aw_autofill_manager_delegate.h
similarity index 91%
rename from android_webview/browser/aw_autofill_manager_delegate.h
rename to android_webview/native/aw_autofill_manager_delegate.h
index 23b4d7d778ae40cc183d3039bfc98899dc97b3fd..2d7bd8b4f7f05aabf860dbe9665c79d277f38293 100644
--- a/android_webview/browser/aw_autofill_manager_delegate.h
+++ b/android_webview/native/aw_autofill_manager_delegate.h
@@ -82,11 +82,18 @@ class AwAutofillManagerDelegate
   virtual void HideAutofillPopup() OVERRIDE;
   virtual void UpdateProgressBar(double value) OVERRIDE;
 
+  void SuggestionSelected(int position);
  private:
-  AwAutofillManagerDelegate(content::WebContents* contents);
+  AwAutofillManagerDelegate(content::WebContents* web_contents);
   friend class content::WebContentsUserData<AwAutofillManagerDelegate>;
 
   bool save_form_data_;
+  content::WebContents* web_contents_;
+
+  // The current Autofill query values.
+  std::vector<string16> values_;
+  std::vector<int> identifiers_;
+  base::WeakPtr<autofill::AutofillPopupDelegate> delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(AwAutofillManagerDelegate);
 };