Added ConsoleBrowser2 and WebpageSnapshot demos

- Split the Lazarus demos directory into "Lazarus_Windows" and "Lazarus_Linux".
- Added OSRExternalPumpBrowser and TinyBrowser2 demos to "Lazarus_Linux".
- Set TBufferPanel.GetScreenScale as virtual.
- Added DevTools to the SchemeRegistrationBrowser demo.
- Modified the SchemeRegistrationBrowser demo to receive XMLHttpRequest requests from JavaScript.

demos/Lazarus_Windows/JavaScript/JSExtensionWithFunction/JSExtensionWithFunction.lpr

@@ -0,0 +1,77 @@
+// ************************************************************************
+// ***************************** CEF4Delphi *******************************
+// ************************************************************************
+//
+// CEF4Delphi is based on DCEF3 which uses CEF3 to embed a chromium-based
+// browser in Delphi applications.
+//
+// The original license of DCEF3 still applies to CEF4Delphi.
+//
+// For more information about CEF4Delphi visit :
+//         https://www.briskbard.com/index.php?lang=en&pageid=cef
+//
+//        Copyright © 2018 Salvador Díaz Fau. All rights reserved.
+//
+// ************************************************************************
+// ************ vvvv Original license and comments below vvvv *************
+// ************************************************************************
+(*
+ *                       Delphi Chromium Embedded 3
+ *
+ * Usage allowed under the restrictions of the Lesser GNU General Public License
+ * or alternatively the restrictions of the Mozilla Public License 1.1
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
+ * the specific language governing rights and limitations under the License.
+ *
+ * Unit owner : Henri Gourvest <hgourvest@gmail.com>
+ * Web site   : http://www.progdigy.com
+ * Repository : http://code.google.com/p/delphichromiumembedded/
+ * Group      : http://groups.google.com/group/delphichromiumembedded
+ *
+ * Embarcadero Technologies, Inc is not permitted to use or redistribute
+ * this source code without explicit permission.
+ *
+ *)
+
+program JSExtensionWithFunction;
+
+{$MODE Delphi}
+
+{$I cef.inc}
+
+uses
+  {$IFDEF DELPHI16_UP}
+  Vcl.Forms,
+  WinApi.Windows,
+  {$ELSE}
+  Forms,
+  LCLIntf, LCLType, LMessages, Interfaces,
+  {$ENDIF }
+  uCEFApplication,
+  uJSExtensionWithFunction in 'uJSExtensionWithFunction.pas' {JSExtensionWithFunctionFrm},
+  uMyV8Handler in 'uMyV8Handler.pas';
+
+{.$R *.res}
+
+// CEF3 needs to set the LARGEADDRESSAWARE flag which allows 32-bit processes to use up to 3GB of RAM.
+{$SetPEFlags $20}
+
+begin
+  // GlobalCEFApp creation and initialization moved to a different unit to fix the memory leak described in the bug #89
+  // https://github.com/salvadordf/CEF4Delphi/issues/89
+  CreateGlobalCEFApp;
+
+  if GlobalCEFApp.StartMainProcess then
+    begin
+      Application.Initialize;
+      {$IFDEF DELPHI11_UP}
+      Application.MainFormOnTaskbar := True;
+      {$ENDIF}
+      Application.CreateForm(TJSExtensionWithFunctionFrm, JSExtensionWithFunctionFrm);
+      Application.Run;
+    end;
+
+  DestroyGlobalCEFApp;
+end.