[Android WebView] Implement OnReceivedHttpError callback

android_webview/browser/net/aw_network_delegate.cc

Index: android_webview/browser/net/aw_network_delegate.cc
diff --git a/android_webview/browser/net/aw_network_delegate.cc b/android_webview/browser/net/aw_network_delegate.cc
index bc778fe3410cb1c967302af867a7cbcff227d913..bd7324756121508d34561e728829dad6c646b2bb 100644
--- a/android_webview/browser/net/aw_network_delegate.cc
+++ b/android_webview/browser/net/aw_network_delegate.cc
@@ -4,14 +4,20 @@
 
 #include "android_webview/browser/net/aw_network_delegate.h"
 
+#include "android_webview/browser/aw_contents_io_thread_client.h"
 #include "android_webview/browser/aw_cookie_access_policy.h"
 #include "base/android/build_info.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/resource_request_info.h"
 #include "net/base/net_errors.h"
 #include "net/base/completion_callback.h"
+#include "net/http/http_response_headers.h"
 #include "net/proxy/proxy_info.h"
 #include "net/proxy/proxy_server.h"
 #include "net/url_request/url_request.h"
 
+using content::BrowserThread;
+
 namespace android_webview {
 
 AwNetworkDelegate::AwNetworkDelegate() {
@@ -49,6 +55,17 @@ int AwNetworkDelegate::OnHeadersReceived(
     const net::HttpResponseHeaders* original_response_headers,
     scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
     GURL* allowed_unsafe_redirect_url) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  int render_process_id, render_frame_id;
+  if (original_response_headers->response_code() >= 400 &&
+      content::ResourceRequestInfo::GetRenderFrameForRequest(
+          request, &render_process_id, &render_frame_id)) {
+    scoped_ptr<AwContentsIoThreadClient> io_thread_client =
+        AwContentsIoThreadClient::FromID(render_process_id, render_frame_id);
+    if (io_thread_client.get()) {
+      io_thread_client->OnReceivedHttpError(request, original_response_headers);
+    }
+  }
   return net::OK;
 }