JSB - Add optional command line cache config

Author: amaitland

CefSharp.BrowserSubprocess.Core/CefAppUnmanagedWrapper.h

@@ -42,18 +42,26 @@ namespace CefSharp
         public:
             static const CefString kPromiseCreatorScript;
 
-            CefAppUnmanagedWrapper(IRenderProcessHandler^ handler, List<CefCustomScheme^>^ schemes, bool enableFocusedNodeChanged, Action<CefBrowserWrapper^>^ onBrowserCreated, Action<CefBrowserWrapper^>^ onBrowserDestroyed) : SubProcessApp(schemes)
+            CefAppUnmanagedWrapper(IRenderProcessHandler^ handler, List<CefCustomScheme^>^ schemes, bool jsbCachePerBrowser, bool enableFocusedNodeChanged, Action<CefBrowserWrapper^>^ onBrowserCreated, Action<CefBrowserWrapper^>^ onBrowserDestroyed) : SubProcessApp(schemes)
             {
                 _handler = handler;
                 _onBrowserCreated = onBrowserCreated;
                 _onBrowserDestroyed = onBrowserDestroyed;
                 _browserWrappers = gcnew ConcurrentDictionary<int, CefBrowserWrapper^>();
                 _focusedNodeChangedEnabled = enableFocusedNodeChanged;
-                _javascriptObjectCache = gcnew LegacyJavaScriptObjectCache();
                 _registerBoundObjectRegistry = gcnew RegisterBoundObjectRegistry();
                 _legacyBindingEnabled = false;
                 _jsBindingPropertyName = "CefSharp";
                 _jsBindingPropertyNameCamelCase = "cefSharp";
+
+                if (jsbCachePerBrowser)
+                {
+                    _javascriptObjectCache = gcnew PerBrowserJavaScriptObjectCache();
+                }
+                else
+                {
+                    _javascriptObjectCache = gcnew LegacyJavaScriptObjectCache();
+                }
             }
 
             ~CefAppUnmanagedWrapper()

CefSharp.BrowserSubprocess.Core/SubProcess.h

@@ -33,9 +33,10 @@ namespace CefSharp
                 auto onBrowserCreated = gcnew Action<CefBrowserWrapper^>(this, &SubProcess::OnBrowserCreated);
                 auto onBrowserDestroyed = gcnew Action<CefBrowserWrapper^>(this, &SubProcess::OnBrowserDestroyed);
                 auto schemes = CefCustomScheme::ParseCommandLineArguments(args);
+                auto jsbCachePerBrowser = CommandLineArgsParser::HasArgument(args, CefSharpArguments::PerBrowserJavaScriptObjectCache);
                 auto enableFocusedNodeChanged = CommandLineArgsParser::HasArgument(args, CefSharpArguments::FocusedNodeChangedEnabledArgument);
 
-                _cefApp = new CefAppUnmanagedWrapper(handler, schemes, enableFocusedNodeChanged, onBrowserCreated, onBrowserDestroyed);
+                _cefApp = new CefAppUnmanagedWrapper(handler, schemes, jsbCachePerBrowser, enableFocusedNodeChanged, onBrowserCreated, onBrowserDestroyed);
             }
 
             !SubProcess()

CefSharp/Internals/CefSharpArguments.cs

@@ -10,6 +10,7 @@ public static class CefSharpArguments
         public const string HostProcessIdArgument = "--host-process-id";
         public const string CustomSchemeArgument = "--custom-scheme";
         public const string FocusedNodeChangedEnabledArgument = "--focused-node-enabled";
+        public const string PerBrowserJavaScriptObjectCache = "--jsb-cache-perbrowser";
         public const string SubProcessTypeArgument = "--type";
         public const string ExitIfParentProcessClosed = "--cefsharpexitsub";
     }