[android_webview] Add more params to request intercepting.

android_webview/browser/intercepted_request_data.cc

Index: android_webview/browser/intercepted_request_data.cc
diff --git a/android_webview/browser/intercepted_request_data.cc b/android_webview/browser/intercepted_request_data.cc
index 6e25ce14474fbff9d4389581e6de9c0d21251abf..f3bd6f3d17ab0428b2ecf220f9d1fc92fdc83785 100644
--- a/android_webview/browser/intercepted_request_data.cc
+++ b/android_webview/browser/intercepted_request_data.cc
@@ -6,6 +6,8 @@
 
 #include "android_webview/browser/input_stream.h"
 #include "android_webview/browser/net/android_stream_reader_url_request_job.h"
+#include "base/strings/string_number_conversions.h"
+#include "net/http/http_response_headers.h"
 
 namespace android_webview {
 
@@ -44,6 +46,21 @@ class StreamReaderJobDelegateImpl
     return intercepted_request_data_->GetCharset(env, charset);
   }
 
+  virtual void UpdateHeaders(JNIEnv* env,
+                             net::HttpResponseHeaders* headers) OVERRIDE {
+    int status_code;
+    std::string reason_phrase;
+    if (intercepted_request_data_->GetStatusInfo(
+            env, &status_code, &reason_phrase)) {
+      std::string status_line("HTTP/1.1 ");
+      status_line.append(base::IntToString(status_code));
+      status_line.append(" ");
+      status_line.append(reason_phrase);
+      headers->ReplaceStatusLine(status_line);
+    }
+    intercepted_request_data_->GetHeaders(env, headers);
+  }
+
  private:
   scoped_ptr<InterceptedRequestData> intercepted_request_data_;
 };