Fixing possible read on URLRequest when there is no more data.

chrome/browser/predictors/resource_prefetcher.cc

Index: chrome/browser/predictors/resource_prefetcher.cc
diff --git a/chrome/browser/predictors/resource_prefetcher.cc b/chrome/browser/predictors/resource_prefetcher.cc
index 44b1057c4165839429cda432b446087e27efc25b..ca34112a76c9bbf92b52cd0f86bb215c9e714ca5 100644
--- a/chrome/browser/predictors/resource_prefetcher.cc
+++ b/chrome/browser/predictors/resource_prefetcher.cc
@@ -223,6 +223,15 @@ void ResourcePrefetcher::OnReadCompleted(net::URLRequest* request,
     return;
   }
 
+  // If the bytes_read is <= 0, there is no more data to read.
+  if (bytes_read <= 0) {

[rvargas (doing something else), 2013/01/03 23:16:09]

Note that this condition is not the same one used on ReadFullResponse.

[Shishir, 2013/01/04 00:29:04]

Fixed this to be == 0 as above.

+    if (request->was_cached())
+      FinishRequest(request, Request::PREFETCH_STATUS_FROM_CACHE);
+    else
+      FinishRequest(request, Request::PREFETCH_STATUS_FROM_NETWORK);
+    return;
+  }
+
   ReadFullResponse(request);
 }