Get rid of SandboxedProcessLauncherDelegate::PreSandbox.

content/shell/browser/shell_content_browser_client.cc

Index: content/shell/browser/shell_content_browser_client.cc
diff --git a/content/shell/browser/shell_content_browser_client.cc b/content/shell/browser/shell_content_browser_client.cc
index c18e4ff5a29dc7728c269797af4bdc3122d89aa9..394738e80e98f9cc37180e548dd259e38e1aca99 100644
--- a/content/shell/browser/shell_content_browser_client.cc
+++ b/content/shell/browser/shell_content_browser_client.cc
@@ -386,8 +386,8 @@ void ShellContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
 #endif  // defined(OS_ANDROID)
 
 #if defined(OS_WIN)
-void ShellContentBrowserClient::PreSpawnRenderer(sandbox::TargetPolicy* policy,
-                                                 bool* success) {
+bool ShellContentBrowserClient::PreSpawnRenderer(
+    sandbox::TargetPolicy* policy) {
   // Add sideloaded font files for testing. See also DIR_WINDOWS_FONTS
   // addition in |StartSandboxedProcess|.
   std::vector<std::string> font_files = switches::GetSideloadFontFiles();
@@ -398,6 +398,7 @@ void ShellContentBrowserClient::PreSpawnRenderer(sandbox::TargetPolicy* policy,
         sandbox::TargetPolicy::FILES_ALLOW_READONLY,
         base::UTF8ToWide(*i).c_str());
   }
+  return true;
 }
 #endif  // OS_WIN