Cache feedback reports to disk in case of send failure.

chrome/browser/feedback/feedback_uploader_delegate.h

Index: chrome/browser/feedback/feedback_uploader_delegate.h
diff --git a/chrome/browser/feedback/feedback_uploader_delegate.h b/chrome/browser/feedback/feedback_uploader_delegate.h
index 5da18dd62c4a399a17e4c5f2fe7b8c12e3502fe2..b50010425ab824bb48b028d075d2a3851b29db5e 100644
--- a/chrome/browser/feedback/feedback_uploader_delegate.h
+++ b/chrome/browser/feedback/feedback_uploader_delegate.h
@@ -9,19 +9,18 @@
 
 #include "base/basictypes.h"
 #include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
 namespace feedback {
 
-typedef base::Callback<void(scoped_ptr<std::string>)> ReportDataCallback;
+typedef base::Callback<void(const std::string&)> ReportDataCallback;
 
 // FeedbackUploaderDelegate is a simple http uploader for a feedback report. On
 // succes or failure, it deletes itself, but on failure it also notifies the
 // error callback specified when constructing the class instance.
 class FeedbackUploaderDelegate : public net::URLFetcherDelegate {
  public:
-  FeedbackUploaderDelegate(scoped_ptr<std::string> post_body,
+  FeedbackUploaderDelegate(const std::string& post_body,
                            const base::Closure& success_callback,
                            const ReportDataCallback& error_callback);
   virtual ~FeedbackUploaderDelegate();
@@ -30,7 +29,7 @@ class FeedbackUploaderDelegate : public net::URLFetcherDelegate {
   // Overridden from net::URLFetcherDelegate.
   virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
 
-  scoped_ptr<std::string> post_body_;
+  std::string post_body_;
   base::Closure success_callback_;
   ReportDataCallback error_callback_;