Forward MIME types to BrowserPlugin when a viewer is specified.

content/browser/loader/stream_resource_handler.cc

Index: content/browser/loader/stream_resource_handler.cc
diff --git a/content/browser/loader/stream_resource_handler.cc b/content/browser/loader/stream_resource_handler.cc
index 564165929add133bc42ebc86fde5c88993b4d602..cb4d0e77141c165419e36cc7891805e209ab691c 100644
--- a/content/browser/loader/stream_resource_handler.cc
+++ b/content/browser/loader/stream_resource_handler.cc
@@ -15,11 +15,14 @@
 
 namespace content {
 
-StreamResourceHandler::StreamResourceHandler(net::URLRequest* request,
-                                             StreamRegistry* registry,
-                                             const GURL& origin)
+StreamResourceHandler::StreamResourceHandler(
+    net::URLRequest* request,
+    StreamRegistry* registry,
+    const GURL& origin,
+    const std::string& payload)
     : ResourceHandler(request),
-      read_buffer_(NULL) {
+      read_buffer_(NULL),
+      payload_(payload) {
   // TODO(tyoshino): Find a way to share this with the blob URL creation in
   // WebKit.
   GURL url(std::string(kBlobScheme) + ":" + origin.spec() +
@@ -47,6 +50,29 @@ bool StreamResourceHandler::OnRequestRedirected(int request_id,
 bool StreamResourceHandler::OnResponseStarted(int request_id,
                                               ResourceResponse* resp,
                                               bool* defer) {
+  if (next_handler_) {
+    bool defer_ignored = false;
+    next_handler_->OnResponseStarted(request_id, resp, &defer_ignored);
+    DCHECK(!defer_ignored);
+    std::string response = payload_;
+
+    scoped_refptr<net::IOBuffer> buf;
+    int size = 0;
+
+    next_handler_->OnWillRead(request_id, &buf, &size, response.length());
+    CHECK(size >= (int)response.length());
+
+    memcpy(buf->data(), response.c_str(), response.length());
+
+    next_handler_->OnReadCompleted(request_id, response.length(),
+                                   &defer_ignored);
+    DCHECK(!defer_ignored);
+
+    net::URLRequestStatus status(net::URLRequestStatus::SUCCESS, 0);
+    next_handler_->OnResponseCompleted(request_id, status, std::string(),
+                                       &defer_ignored);
+    DCHECK(!defer_ignored);
+  }
   return true;
 }