Update bridge implementation

windows/WebViewBridgeComponent/WebBridge.cpp

-#include "pch.h"
+#include "pch.h"
 #include "WebBridge.h"
 #include "WebBridge.g.cpp"
 
 namespace winrt::WebViewBridgeComponent::implementation
 {
-  winrt::event_token WebBridge::MessagePostEvent(Windows::Foundation::EventHandler<winrt::hstring> const& handler)
-  {
-    return m_messageEvent.add(handler);
-  }
-
-  void WebBridge::MessagePostEvent(winrt::event_token const& token) noexcept
-  {
-    m_messageEvent.remove(token);
-  }
-
-  void WebBridge::PostMessage(winrt::hstring message)
-  {
-    m_messageEvent(*this, message);
-  }
-
+    void WebBridge::PostMessage(hstring const& message)
+    {
+        m_messageEvent(*this, message);
+    }
+    winrt::event_token WebBridge::MessagePostEvent(Windows::Foundation::EventHandler<hstring> const& handler)
+    {
+        return m_messageEvent.add(handler);
+    }
+    void WebBridge::MessagePostEvent(winrt::event_token const& token) noexcept
+    {
+        m_messageEvent.remove(token);
+    }
 }

windows/WebViewBridgeComponent/WebBridge.h

-#pragma once
-
+#pragma once
 #include "WebBridge.g.h"
 
+
 namespace winrt::WebViewBridgeComponent::implementation
 {
     struct WebBridge : WebBridgeT<WebBridge>
     {
-    public:  
-      WebBridge() = default;
-      void PostMessage(winrt::hstring message);
-      winrt::event_token MessagePostEvent(Windows::Foundation::EventHandler<winrt::hstring> const& handler);
-      void MessagePostEvent(winrt::event_token const& token) noexcept;
+        WebBridge() = default;
+
+        void PostMessage(hstring const& message);
+        winrt::event_token MessagePostEvent(Windows::Foundation::EventHandler<hstring> const& handler);
+        void MessagePostEvent(winrt::event_token const& token) noexcept;
+
     private:
       winrt::event<Windows::Foundation::EventHandler<winrt::hstring>> m_messageEvent;
     };
-
-    
 }
-
 namespace winrt::WebViewBridgeComponent::factory_implementation
 {
     struct WebBridge : WebBridgeT<WebBridge, implementation::WebBridge>

windows/WebViewBridgeComponent/WebBridge.idl

         void PostMessage(String message);
         event Windows.Foundation.EventHandler<String> MessagePostEvent;
     }
-}
+}

windows/WebViewBridgeComponent/WebViewBridgeComponent.vcxproj

     <CppWinRTRootNamespaceAutoMerge>true</CppWinRTRootNamespaceAutoMerge>
     <CppWinRTGenerateWindowsMetadata>true</CppWinRTGenerateWindowsMetadata>
     <MinimalCoreWin>true</MinimalCoreWin>
-    <ProjectGuid>{fcb612ad-facc-410c-828c-24b5940b2762}</ProjectGuid>
+    <ProjectGuid>{176323cd-97ce-4b0f-9d11-a2b77bda829b}</ProjectGuid>
     <ProjectName>WebViewBridgeComponent</ProjectName>
     <RootNamespace>WebViewBridgeComponent</RootNamespace>
     <DefaultLanguage>en-US</DefaultLanguage>
     <ApplicationType>Windows Store</ApplicationType>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <WindowsTargetPlatformVersion Condition=" '$(WindowsTargetPlatformVersion)' == '' ">10.0.18362.0</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17134.0</WindowsTargetPlatformMinVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <ItemGroup Label="ProjectConfigurations">

windows/WebViewBridgeComponent/WebViewBridgeComponent.vcxproj.filters

   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="pch.cpp" />
+    <ClCompile Include="WebBridge.cpp" />
     <ClCompile Include="$(GeneratedFilesDir)module.g.cpp" />
   </ItemGroup>
   <ItemGroup>