Only generate suggested filenames when actually dragging an image.

content/child/web_url_loader_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/web_url_loader_impl.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 1146 matching lines @@
   else if (headers->GetHttpVersion() == net::HttpVersion(1, 0))
     version = WebURLResponse::HTTPVersion_1_0;
   else if (headers->GetHttpVersion() == net::HttpVersion(1, 1))
     version = WebURLResponse::HTTPVersion_1_1;
   else if (headers->GetHttpVersion() == net::HttpVersion(2, 0))
     version = WebURLResponse::HTTPVersion_2_0;
   response->setHTTPVersion(version);
   response->setHTTPStatusCode(headers->response_code());
   response->setHTTPStatusText(WebString::fromLatin1(headers->GetStatusText()));
 
-  // TODO(darin): We should leverage HttpResponseHeaders for this, and this
-  // should be using the same code as ResourceDispatcherHost.
-  // TODO(jungshik): Figure out the actual value of the referrer charset and
-  // pass it to GetSuggestedFilename.
-  std::string value;
-  headers->EnumerateHeader(NULL, "content-disposition", &value);
-  response->setSuggestedFileName(blink::WebString::fromUTF16(
-      net::GetSuggestedFilename(url, value,
-                                std::string(),     // referrer_charset
-                                std::string(),     // suggested_name
-                                std::string(),     // mime_type
-                                std::string())));  // default_name
-
   Time time_val;
   if (headers->GetLastModifiedValue(&time_val))
     response->setLastModifiedDate(time_val.ToDoubleT());
 
   // Build up the header map.
   size_t iter = 0;
   std::string name;
+  std::string value;
   while (headers->EnumerateHeaderLines(&iter, &name, &value)) {
     response->addHTTPHeaderField(WebString::fromLatin1(name),
                                  WebString::fromLatin1(value));
   }
 }
 
 WebURLRequest WebURLLoaderImpl::PopulateURLRequestForRedirect(
     const blink::WebURLRequest& request,
     const net::RedirectInfo& redirect_info,
     blink::WebURLRequest::SkipServiceWorker skip_service_worker) {
@@ skipping 77 matching lines @@
                                          int intra_priority_value) {
   context_->DidChangePriority(new_priority, intra_priority_value);
 }
 
 void WebURLLoaderImpl::setLoadingTaskRunner(
     base::SingleThreadTaskRunner* loading_task_runner) {
   context_->SetTaskRunner(loading_task_runner);
 }
 
 }  // namespace content