ui: Cleanup class/struct forward declarations

ios/chrome/test/ios_chrome_unit_test_suite.h

Index: ios/chrome/test/ios_chrome_unit_test_suite.h
diff --git a/ios/chrome/test/ios_chrome_unit_test_suite.h b/ios/chrome/test/ios_chrome_unit_test_suite.h
index 1b3b7346f6b5b58ccf9c4ab69e5408363ab9340d..86e8314d9e193c56979d953c9b50c93d64e0d478 100644
--- a/ios/chrome/test/ios_chrome_unit_test_suite.h
+++ b/ios/chrome/test/ios_chrome_unit_test_suite.h
@@ -7,15 +7,15 @@
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/test/test_suite.h"
+#include "ios/web/public/test/web_test_suite.h"
 
 // Test suite for unit tests.
-class IOSChromeUnitTestSuite : public base::TestSuite {
+class IOSChromeUnitTestSuite : public web::WebTestSuite {
  public:
   IOSChromeUnitTestSuite(int argc, char** argv);
   ~IOSChromeUnitTestSuite() override;
 
-  // base::TestSuite overrides:
+  // web::WebTestSuite overrides:
   void Initialize() override;
 
  private: