4 files changed, 20 insertions, 3 deletions
diff --git a/indra/llplugin/llpluginclassmedia.cpp b/indra/llplugin/llpluginclassmedia.cpp
index 2269d7adc8..540bd77b7d 100644
--- a/indra/llplugin/llpluginclassmedia.cpp
+++ b/indra/llplugin/llpluginclassmedia.cpp
@@ -1309,8 +1309,16 @@ void LLPluginClassMedia::receivePluginMessage(const LLPluginMessage &message)
         else if (message_name == "file_download")
         {
             mFileDownloadFilename = message.getValue("filename");
+            mFileDownloadProgressPercent = 0;
+            mFileDownloadProgressComplete = false;
             mediaEvent(LLPluginClassMediaOwner::MEDIA_EVENT_FILE_DOWNLOAD);
         }
+        else if (message_name == "file_download_progress")
+        {
+            mFileDownloadProgressPercent = message.getValueS32("percent");
+            mFileDownloadProgressComplete = message.getValueBoolean("complete");
+            mediaEvent(LLPluginClassMediaOwner::MEDIA_EVENT_FILE_DOWNLOAD_PROGRESS);
+        }
         else if(message_name == "debug_message")
         {
             mDebugMessageText = message.getValue("message_text");
diff --git a/indra/llplugin/llpluginclassmedia.h b/indra/llplugin/llpluginclassmedia.h
index 153a7eb823..1d886f16f9 100644
--- a/indra/llplugin/llpluginclassmedia.h
+++ b/indra/llplugin/llpluginclassmedia.h
@@ -324,9 +324,13 @@ public:
     std::string getHoverText() const { return mHoverText; };
     std::string getHoverLink() const { return mHoverLink; };
 
-    // these are valid during MEDIA_EVENT_LINK_HOVERED
+    // These are valid during MEDIA_EVENT_FILE_DOWNLOAD
     std::string getFileDownloadFilename() const { return mFileDownloadFilename; }
 
+    // these are valid during MEDIA_EVENT_FILE_DOWNLOAD_PROGRESS
+    int getFileDownloadProgressPercent() const { return mFileDownloadProgressPercent; }
+    bool getFileDownloadProgressComplete() const { return mFileDownloadProgressComplete; }
+
 
     const std::string& getMediaName() const { return mMediaName; };
     std::string getMediaDescription() const { return mMediaDescription; };
@@ -488,6 +492,8 @@ protected:
     std::string     mHoverText;
     std::string     mHoverLink;
     std::string     mFileDownloadFilename;
+    int             mFileDownloadProgressPercent = 0;
+    bool            mFileDownloadProgressComplete = false;
     bool            mIsMultipleFilePick;
 
     /////////////////////////////////////////
diff --git a/indra/llplugin/llpluginclassmediaowner.h b/indra/llplugin/llpluginclassmediaowner.h
index a75d0b9960..76f93be3eb 100644
--- a/indra/llplugin/llpluginclassmediaowner.h
+++ b/indra/llplugin/llpluginclassmediaowner.h
@@ -64,6 +64,7 @@ public:
         MEDIA_EVENT_AUTH_REQUEST,           // The plugin wants to display an auth dialog
 
         MEDIA_EVENT_FILE_DOWNLOAD,          // the plugin wants to download a file
+        MEDIA_EVENT_FILE_DOWNLOAD_PROGRESS, // file download progress/completion update
 
         MEDIA_EVENT_DEBUG_MESSAGE,          // plugin sending back debug information for host to process
 
diff --git a/indra/llplugin/llpluginprocesschild.cpp b/indra/llplugin/llpluginprocesschild.cpp
index a854ced7aa..6c15200886 100644
--- a/indra/llplugin/llpluginprocesschild.cpp
+++ b/indra/llplugin/llpluginprocesschild.cpp
@@ -241,8 +241,10 @@ void LLPluginProcessChild::idle(void)
 
         case STATE_UNLOADED:
             killSockets();
-            delete mInstance;
-            mInstance = NULL;
+            // Deleting mInstance here causes apr_dso_unload() to trigger a fault on SLPlugin when it unloads libcef
+            // Instead, let the process exit on its own and allow the OS reclaim the memory to prevent the error
+            //delete mInstance;
+            //mInstance = NULL;
             setState(STATE_DONE);
             break;