Fix for OS X crash with bundle type plugins bug 98729 r=beard sr=attinasi

modules/plugin/base/src/nsPluginHostImpl.cpp

@@ -831,6 +831,10 @@ nsPluginTag::nsPluginTag(nsPluginInfo* aPluginInfo)
   mLibrary = nsnull;
   mCanUnloadLibrary = PR_TRUE;
   mEntryPoint = nsnull;
+
+#if TARGET_CARBON
+  mCanUnloadLibrary = !aPluginInfo->fBundle;
+#endif
   mFlags = NS_PLUGIN_FLAG_ENABLED;
   mXPConnected = PR_FALSE;
 }

modules/plugin/base/src/nsPluginsDir.h

@@ -68,6 +68,9 @@ struct nsPluginInfo {
 	char** fExtensionArray;
 	char* fFileName;
 	char* fFullPath;
+#if TARGET_CARBON
+  PRBool fBundle;
+#endif
 };
 
 /**

modules/plugin/base/src/nsPluginsDirMac.cpp

@@ -259,6 +259,15 @@ nsresult nsPluginFile::GetPluginInfo(nsPluginInfo& info)
       info.fFileName = p2cstrdup(spec.name);
       info.fFullPath = PL_strdup(this->GetCString());
       
+#if TARGET_CARBON
+      CFBundleRef bundle = getPluginBundle(spec);
+      if (bundle) {
+        info.fBundle = PR_TRUE;
+        CFRelease(bundle);
+        } else
+        info.fBundle = PR_FALSE;
+#endif
+
       short mimeIndex = 1, descriptionIndex = 1;
       for (int i = 0; i < variantCount; i++) {
         info.fMimeTypeArray[i] = GetPluginString(128, mimeIndex++);