Allow WEBKIT_INJECTED_BUNDLE_PATH even in non developer mode

Author: pgorszkowski-igalia

Source/WebKit/UIProcess/API/glib/WebKitWebContext.cpp

@@ -333,11 +333,9 @@ void webkitWebContextWillCloseAutomationSession(WebKitWebContext* webContext)
 
 static const char* injectedBundleDirectory()
 {
-#if ENABLE(DEVELOPER_MODE)
     const char* bundleDirectory = g_getenv("WEBKIT_INJECTED_BUNDLE_PATH");
     if (bundleDirectory && g_file_test(bundleDirectory, G_FILE_TEST_IS_DIR))
         return bundleDirectory;
-#endif
 
     static const char* injectedBundlePath = PKGLIBDIR G_DIR_SEPARATOR_S "injected-bundle" G_DIR_SEPARATOR_S;
     return injectedBundlePath;