Add a BrowserState* parameter to GetEarlyPageScript().

ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm

Index: ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
diff --git a/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm b/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
index 6bac135ee5ea16241a42f4abb3ddc7ccf58b39ab..2432724ce19719c7ce58b62bf395c5c9033f5808 100644
--- a/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
+++ b/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
@@ -137,7 +137,7 @@ TEST_F(WKWebViewConfigurationProviderTest, UserScript) {
   WKWebViewConfiguration* config = GetProvider().GetWebViewConfiguration();
   NSArray* scripts = config.userContentController.userScripts;
   EXPECT_EQ(1U, scripts.count);
-  NSString* early_script = GetEarlyPageScript();
+  NSString* early_script = GetEarlyPageScript(&browser_state_);
   // |earlyScript| is a substring of |userScripts|. The latter wraps the
   // former with "if (!injected)" check to avoid double injections.
   EXPECT_LT(0U, [[scripts[0] source] rangeOfString:early_script].length);