Update the EphemeralAppLauncher for use by the webstorePrivate API

chrome/browser/extensions/webstore_installer_test.h

Index: chrome/browser/extensions/webstore_installer_test.h
diff --git a/chrome/browser/extensions/webstore_installer_test.h b/chrome/browser/extensions/webstore_installer_test.h
index bb9b5b59461f84e5b64e50135097945e7f974063..f6d9af36307b5b325cd410c4388553d8d905c003 100644
--- a/chrome/browser/extensions/webstore_installer_test.h
+++ b/chrome/browser/extensions/webstore_installer_test.h
@@ -8,14 +8,14 @@
 #include <string>
 
 #include "base/files/scoped_temp_dir.h"
-#include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/browser/extensions/extension_browsertest.h"
 #include "url/gurl.h"
 
 namespace base {
 class CommandLine;
 }  // namespace base
 
-class WebstoreInstallerTest : public InProcessBrowserTest {
+class WebstoreInstallerTest : public ExtensionBrowserTest {
  public:
   WebstoreInstallerTest(const std::string& webstore_domain,
                         const std::string& test_data_path,
@@ -45,6 +45,14 @@ class WebstoreInstallerTest : public InProcessBrowserTest {
   // Runs a test without waiting for any results from the renderer.
   void RunTestAsync(const std::string& test_function_name);
 
+  // Configures command line switches to simulate a user accepting the install
+  // prompt.
+  void AutoAcceptInstall();
+
+  // Configures command line switches to simulate a user cancelling the install
+  // prompt.
+  void AutoCancelInstall();
+
   std::string webstore_domain_;
   std::string test_data_path_;
   std::string crx_filename_;