WebView autofill implementation

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index 5d348686112afc1623dec547e209268a2db50412..26b310062ec9ae34ed143ad05be64ea10e34635f 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -54,6 +54,7 @@
 #include "base/threading/thread_task_runner_handle.h"
 #include "components/autofill/content/browser/content_autofill_driver_factory.h"
 #include "components/autofill/core/browser/autofill_manager.h"
+#include "components/autofill/core/browser/autofill_provider_android.h"
 #include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
 #include "components/navigation_interception/intercept_navigation_delegate.h"
 #include "content/public/browser/android/content_view_core.h"
@@ -297,11 +298,22 @@ void AwContents::InitAutofillIfNecessary(bool enabled) {
   if (ContentAutofillDriverFactory::FromWebContents(web_contents))
     return;
 
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return;
+
+  jlong nativeAutofillProvider =
+      Java_AwContents_getNativeAutofillAndroid(env, obj);
+  autofill_provider_.reset(
+      reinterpret_cast<autofill::AutofillProvider*>(nativeAutofillProvider));
   AwAutofillClient::CreateForWebContents(web_contents);
   ContentAutofillDriverFactory::CreateForWebContentsAndDelegate(
       web_contents, AwAutofillClient::FromWebContents(web_contents),
       base::android::GetDefaultLocaleString(),
-      AutofillManager::DISABLE_AUTOFILL_DOWNLOAD_MANAGER);
+      AutofillManager::DISABLE_AUTOFILL_DOWNLOAD_MANAGER,
+      autofill_provider_.get());
 }
 
 void AwContents::SetAwAutofillClient(const JavaRef<jobject>& client) {