IBrowserHost.Find remove identifier param

Resolves #4013

Author: amaitland

CefSharp.Core.Runtime/Internals/CefBrowserHostWrapper.cpp

@@ -315,11 +315,11 @@ void CefBrowserHostWrapper::RunFileDialog(CefFileDialogMode mode, String^ title,
         new CefRunFileDialogCallbackAdapter(callback));
 }
 
-void CefBrowserHostWrapper::Find(int identifier, String^ searchText, bool forward, bool matchCase, bool findNext)
+void CefBrowserHostWrapper::Find(String^ searchText, bool forward, bool matchCase, bool findNext)
 {
     ThrowIfDisposed();
 
-    _browserHost->Find(identifier, StringUtils::ToNative(searchText), forward, matchCase, findNext);
+    _browserHost->Find(StringUtils::ToNative(searchText), forward, matchCase, findNext);
 }
 
 void CefBrowserHostWrapper::StopFinding(bool clearSelection)

CefSharp.Core.Runtime/Internals/CefBrowserHostWrapper.h

@@ -88,7 +88,7 @@ namespace CefSharp
 
             virtual void RunFileDialog(CefFileDialogMode mode, String^ title, String^ defaultFilePath, IList<String^>^ acceptFilters, int selectedAcceptFilter, IRunFileDialogCallback^ callback);
 
-            virtual void Find(int identifier, String^ searchText, bool forward, bool matchCase, bool findNext);
+            virtual void Find(String^ searchText, bool forward, bool matchCase, bool findNext);
             virtual void StopFinding(bool clearSelection);
 
             virtual void SetFocus(bool focus);

CefSharp.WinForms.Example/BrowserTabUserControl.cs

@@ -525,7 +525,7 @@ private void Find(bool next)
         {
             if (!string.IsNullOrEmpty(findTextBox.Text))
             {
-                Browser.Find(0, findTextBox.Text, next, false, false);
+                Browser.Find(findTextBox.Text, next, false, false);
             }
         }
 

CefSharp.Wpf/Handler/ContextMenuHandler.cs

@@ -265,7 +265,7 @@ protected virtual void ExecuteCommand(IBrowser browser, ContextMenuExecuteModel
                 }
                 case CefMenuCommand.Find:
                 {
-                    browser.GetHost().Find(0, model.SelectionText, true, false, false);
+                    browser.GetHost().Find(model.SelectionText, true, false, false);
                     break;
                 }
 

CefSharp/IBrowserHost.cs

@@ -189,16 +189,12 @@ public interface IBrowserHost : IDisposable
         /// <summary>
         /// Search for <paramref name="searchText"/>.
         /// </summary>
-        /// <param name="identifier">must be a unique ID and these IDs
-        /// must strictly increase so that newer requests always have greater IDs than
-        /// older requests. If identifier is zero or less than the previous ID value
-        /// then it will be automatically assigned a new valid ID. </param>
         /// <param name="searchText">text to search for</param>
         /// <param name="forward">indicates whether to search forward or backward within the page</param>
         /// <param name="matchCase">indicates whether the search should be case-sensitive</param>
         /// <param name="findNext">indicates whether this is the first request or a follow-up</param>
         /// <remarks>The <see cref="IFindHandler"/> instance, if any, will be called to report find results.</remarks>
-        void Find(int identifier, string searchText, bool forward, bool matchCase, bool findNext);
+        void Find(string searchText, bool forward, bool matchCase, bool findNext);
 
         /// <summary>
         /// Returns the extension hosted in this browser or null if no extension is hosted. See <see cref="IRequestContext.LoadExtension"/> for details.

CefSharp/WebBrowserExtensions.cs

@@ -957,34 +957,32 @@ public static void SetZoomLevel(this IChromiumWebBrowserBase browser, double zoo
         /// Search for text within the current page.
         /// </summary>
         /// <param name="cefBrowser">The ChromiumWebBrowser instance this method extends.</param>
-        /// <param name="identifier">Can be used in can conjunction with searchText to have multiple searches running simultaneously.</param>
         /// <param name="searchText">search text.</param>
         /// <param name="forward">indicates whether to search forward or backward within the page.</param>
         /// <param name="matchCase">indicates whether the search should be case-sensitive.</param>
         /// <param name="findNext">indicates whether this is the first request or a follow-up.</param>
-        public static void Find(this IBrowser cefBrowser, int identifier, string searchText, bool forward, bool matchCase, bool findNext)
+        public static void Find(this IBrowser cefBrowser, string searchText, bool forward, bool matchCase, bool findNext)
         {
             var host = cefBrowser.GetHost();
             ThrowExceptionIfBrowserHostNull(host);
 
-            host.Find(identifier, searchText, forward, matchCase, findNext);
+            host.Find(searchText, forward, matchCase, findNext);
         }
 
         /// <summary>
         /// Search for text within the current page.
         /// </summary>
         /// <param name="browser">The ChromiumWebBrowser instance this method extends.</param>
-        /// <param name="identifier">Can be used in can conjunction with searchText to have multiple searches running simultaneously.</param>
         /// <param name="searchText">search text.</param>
         /// <param name="forward">indicates whether to search forward or backward within the page.</param>
         /// <param name="matchCase">indicates whether the search should be case-sensitive.</param>
         /// <param name="findNext">indicates whether this is the first request or a follow-up.</param>
-        public static void Find(this IChromiumWebBrowserBase browser, int identifier, string searchText, bool forward, bool matchCase, bool findNext)
+        public static void Find(this IChromiumWebBrowserBase browser, string searchText, bool forward, bool matchCase, bool findNext)
         {
             var cefBrowser = browser.BrowserCore;
             cefBrowser.ThrowExceptionIfBrowserNull();
 
-            cefBrowser.Find(identifier, searchText, forward, matchCase, findNext);
+            cefBrowser.Find(searchText, forward, matchCase, findNext);
         }
 
         /// <summary>