[glom/glom-1-30] DialogImageLoadProgress::get_image_data(): Give ownership of the GdaBinary.

[Murray Cumming <murrayc src gnome org>]

commit 92e95064cfe627e4f74e7726508dd59402b0875d
Author: Murray Cumming <murrayc murrayc com>
Date:   Thu Feb 25 14:08:58 2016 +0100

    DialogImageLoadProgress::get_image_data(): Give ownership of the GdaBinary.
    
    This seems to fix the crash when choosing an image repeatedly:
    https://bugzilla.gnome.org/show_bug.cgi?id=761396#c13

 glom/utility_widgets/dialog_image_load_progress.cc |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/glom/utility_widgets/dialog_image_load_progress.cc 
b/glom/utility_widgets/dialog_image_load_progress.cc
index 7f4142c..680c878 100644
--- a/glom/utility_widgets/dialog_image_load_progress.cc
+++ b/glom/utility_widgets/dialog_image_load_progress.cc
@@ -52,7 +52,7 @@ DialogImageLoadProgress::DialogImageLoadProgress(BaseObjectType* cobject, const
 
 DialogImageLoadProgress::~DialogImageLoadProgress()
 {
-  if(m_data.get())
+  if(m_data)
     g_free(m_data->data);
 
   // TODO: Cancel outstanding async operations in destructor?
@@ -63,7 +63,7 @@ void DialogImageLoadProgress::load(const Glib::ustring& uri)
   // Can only load one file with data 
   g_assert(!m_data.get());
 
-  m_data.reset(new GdaBinary);
+  m_data = std::make_shared<GdaBinary>();
   m_data->data = nullptr;
   m_data->binary_length = 0;
 
@@ -167,7 +167,9 @@ void DialogImageLoadProgress::error(const Glib::ustring& error_message)
 
 std::shared_ptr<GdaBinary> DialogImageLoadProgress::get_image_data()
 {
-  return m_data;
+  auto result = m_data;
+  m_data.reset();
+  return result;
 }
 
 } // namespace Glom