[android_webview] Add more params to request intercepting.

android_webview/native/android_protocol_handler.cc

Index: android_webview/native/android_protocol_handler.cc
diff --git a/android_webview/native/android_protocol_handler.cc b/android_webview/native/android_protocol_handler.cc
index ac57ae98348ba2a31f00559a396a158c04f2091b..bc25e3662a20a2612268bbc3e43501d89c1930a6 100644
--- a/android_webview/native/android_protocol_handler.cc
+++ b/android_webview/native/android_protocol_handler.cc
@@ -77,6 +77,10 @@ class AndroidStreamReaderURLRequestJobDelegateImpl
                           InputStream* stream,
                           std::string* charset) OVERRIDE;
 
+  virtual void AppendResponseHeaders(
+      JNIEnv* env,
+      net::HttpResponseHeaders* headers) OVERRIDE;
+
   virtual ~AndroidStreamReaderURLRequestJobDelegateImpl();
 };
 
@@ -198,6 +202,12 @@ bool AndroidStreamReaderURLRequestJobDelegateImpl::GetCharset(
   return false;
 }
 
+void AndroidStreamReaderURLRequestJobDelegateImpl::AppendResponseHeaders(
+    JNIEnv* env,
+    net::HttpResponseHeaders* headers) {
+  // no-op
+}
+
 // AndroidRequestInterceptorBase ----------------------------------------------
 
 net::URLRequestJob* AndroidRequestInterceptorBase::MaybeInterceptRequest(