Add the ability to specify a default MIME type when loading a resource. We'l...

chrome/common/render_messages.h

Index: chrome/common/render_messages.h
===================================================================
--- chrome/common/render_messages.h	(revision 12710)
+++ chrome/common/render_messages.h	(working copy)
@@ -253,6 +253,10 @@
   // Additional HTTP request headers.
   std::string headers;
 
+  // The default MIME type to use if the response lacks a Content-Type header.
+  // Use the empty string here if you don't want special MIME type handling.
+  std::string default_mime_type;
+
   // URLRequest load flags (0 by default).
   int load_flags;
 
@@ -1333,6 +1337,7 @@
     WriteParam(m, p.frame_origin);
     WriteParam(m, p.main_frame_origin);
     WriteParam(m, p.headers);
+    WriteParam(m, p.default_mime_type);
     WriteParam(m, p.load_flags);
     WriteParam(m, p.origin_pid);
     WriteParam(m, p.resource_type);
@@ -1348,6 +1353,7 @@
       ReadParam(m, iter, &r->frame_origin) &&
       ReadParam(m, iter, &r->main_frame_origin) &&
       ReadParam(m, iter, &r->headers) &&
+      ReadParam(m, iter, &r->default_mime_type) &&
       ReadParam(m, iter, &r->load_flags) &&
       ReadParam(m, iter, &r->origin_pid) &&
       ReadParam(m, iter, &r->resource_type) &&
@@ -1366,6 +1372,8 @@
     l->append(L", ");
     LogParam(p.main_frame_origin, l);
     l->append(L", ");
+    LogParam(p.default_mime_type, l);
+    l->append(L", ");
     LogParam(p.load_flags, l);
     l->append(L", ");
     LogParam(p.origin_pid, l);