From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 .../Shared/Plugins/NPObjectMessageReceiver.cpp     | 23 +++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

(limited to 'Source/WebKit2/Shared/Plugins/NPObjectMessageReceiver.cpp')

diff --git a/Source/WebKit2/Shared/Plugins/NPObjectMessageReceiver.cpp b/Source/WebKit2/Shared/Plugins/NPObjectMessageReceiver.cpp
index e5567cfff..328ef7b20 100644
--- a/Source/WebKit2/Shared/Plugins/NPObjectMessageReceiver.cpp
+++ b/Source/WebKit2/Shared/Plugins/NPObjectMessageReceiver.cpp
@@ -32,6 +32,8 @@
 #include "NPRemoteObjectMap.h"
 #include "NPRuntimeUtilities.h"
 #include "NPVariantData.h"
+#include "Plugin.h"
+#include "PluginController.h"
 
 namespace WebKit {
 
@@ -80,6 +82,8 @@ void NPObjectMessageReceiver::invoke(const NPIdentifierData& methodNameData, con
     NPVariant result;
     VOID_TO_NPVARIANT(result);
 
+    PluginController::PluginDestructionProtector protector(m_plugin->controller());
+
     returnValue = m_npObject->_class->invoke(m_npObject, methodNameData.createNPIdentifier(), arguments.data(), arguments.size(), &result);
     if (returnValue) {
         // Convert the NPVariant to an NPVariantData.
@@ -108,6 +112,8 @@ void NPObjectMessageReceiver::invokeDefault(const Vector<NPVariantData>& argumen
     NPVariant result;
     VOID_TO_NPVARIANT(result);
 
+    PluginController::PluginDestructionProtector protector(m_plugin->controller());
+
     returnValue = m_npObject->_class->invokeDefault(m_npObject, arguments.data(), arguments.size(), &result);
     if (returnValue) {
         // Convert the NPVariant to an NPVariantData.
@@ -142,14 +148,15 @@ void NPObjectMessageReceiver::getProperty(const NPIdentifierData& propertyNameDa
     NPVariant result;
     VOID_TO_NPVARIANT(result);
 
+    PluginController::PluginDestructionProtector protector(m_plugin->controller());
+
     returnValue = m_npObject->_class->getProperty(m_npObject, propertyNameData.createNPIdentifier(), &result);
     if (!returnValue)
         return;
 
-    // Convert the NPVariant to an NPVariantData.
+
     resultData = m_npRemoteObjectMap->npVariantToNPVariantData(result, m_plugin);
 
-    // And release the result.
     releaseNPVariantValue(&result);
 }
 
@@ -162,10 +169,10 @@ void NPObjectMessageReceiver::setProperty(const NPIdentifierData& propertyNameDa
 
     NPVariant propertyValue = m_npRemoteObjectMap->npVariantDataToNPVariant(propertyValueData, m_plugin);
 
-    // Set the property.
+    PluginController::PluginDestructionProtector protector(m_plugin->controller());
+
     returnValue = m_npObject->_class->setProperty(m_npObject, propertyNameData.createNPIdentifier(), &propertyValue);
 
-    // And release the value.
     releaseNPVariantValue(&propertyValue);
 }
 
@@ -213,17 +220,15 @@ void NPObjectMessageReceiver::construct(const Vector<NPVariantData>& argumentsDa
     NPVariant result;
     VOID_TO_NPVARIANT(result);
 
+    PluginController::PluginDestructionProtector protector(m_plugin->controller());
+
     returnValue = m_npObject->_class->construct(m_npObject, arguments.data(), arguments.size(), &result);
-    if (returnValue) {
-        // Convert the NPVariant to an NPVariantData.
+    if (returnValue)
         resultData = m_npRemoteObjectMap->npVariantToNPVariantData(result, m_plugin);
-    }
 
-    // Release all arguments.
     for (size_t i = 0; i < argumentsData.size(); ++i)
         releaseNPVariantValue(&arguments[i]);
     
-    // And release the result.
     releaseNPVariantValue(&result);
 }
 
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