Update index.mdx (#11659)

1.Fix missing 'std' preposition
2.Added 'http_proxy' parameter

Author: nblog

docs/platforms/native/guides/crashpad/index.mdx

@@ -32,18 +32,21 @@ bool startCrashpad() {
   // Path to the out-of-process handler executable
   base::FilePath handler("path/to/crashpad_handler");
   // URL used to submit minidumps to
-  std::string url("___MINIDUMP_URL___");
+  std::string minidump_url("___MINIDUMP_URL___");
+  // PROXY used for the url
+  std::string http_proxy("");
   // Optional annotations passed via --annotations to the handler
-  std::map<string, string> annotations;
+  std::map<std::string, std::string> annotations;
   // Optional arguments to pass to the handler
-  std::vector<string> arguments;
+  std::vector<std::string> arguments;
 
   CrashpadClient client;
   bool success = client.StartHandler(
     handler,
     database,
     database,
-    url,
+    minidump_url,
+    http_proxy,
     annotations,
     arguments,
     /* restartable */ true,