Updates for Win32, WPF and WinForms sample apps from official/664m87.

Win32 builds and runs against 1.0.664.33-prerelease
WPF and WinForms build and run against 1.0.664.33 (release version)

Author: Ognjen Sobajic

SampleApps/WebView2APISample/.gitignore

@@ -0,0 +1,30 @@
+Debug/
+Release/
+S Debug/
+S Release/
+Win7 Debug/
+Win7 Release/
+ipch/
+x64/
+x86/
+ARM64/
+.vs/
+# Created by running event monitor
+enc_temp_folder/
+packages/
+
+# Override root .gitignore to ensure we pick up changes for the sample app
+!*.sln
+!*.vcxproj
+!*.vcxproj.filters
+!*.props
+
+# Ignore the binary generated version of the resource (.rc) file
+*.aps
+
+# Ignore files generated by midl
+/HostObjectSample_h.h
+/HostObjectSample_i.c
+
+# Make sure script debug config is checked in for vendor testing
+!.vscode

SampleApps/WebView2APISample/App.cpp

@@ -42,7 +42,7 @@ int APIENTRY wWinMain(HINSTANCE hInstance,
     DPI_AWARENESS_CONTEXT dpiAwarenessContext =
         DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2;
     std::wstring appId(L"EBWebView.SampleApp");
-    std::wstring initialUri;
+    std::wstring initialUri(L"https://www.bing.com");
     DWORD creationModeId = IDM_CREATION_MODE_WINDOWED;
 
     if (lpCmdLine && lpCmdLine[0])
@@ -81,7 +81,7 @@ int APIENTRY wWinMain(HINSTANCE hInstance,
             }
             else if (NEXT_PARAM_CONTAINS(L"noinitialnavigation"))
             {
-                initialUri = L"none";
+                initialUri = L"";
             }
             else if (NEXT_PARAM_CONTAINS(L"appid="))
             {