Moved remaining legacy viewport tests to unit tests.

Source/web/tests/FrameTestHelpers.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 28 matching lines @@
 
 class WebFrameImpl;
 class WebFrameClient;
 class WebSettings;
 class WebViewClient;
 
 namespace FrameTestHelpers {
 
 void loadFrame(WebFrame*, const std::string& url);
 void runPendingTasks();
+void setViewportSettings(WebSettings*);
 
 // Convenience class for handling the lifetime of a WebView and its associated mainframe in tests.
 class WebViewHelper {
     WTF_MAKE_NONCOPYABLE(WebViewHelper);
 public:
     WebViewHelper();
     ~WebViewHelper();
 
     // Creates and initializes the WebView. Implicitly calls reset() first. IF a
     // WebFrameClient or a WebViewClient are passed in, they must outlive the
     // WebViewHelper.
     WebViewImpl* initialize(bool enableJavascript = false, WebFrameClient* = 0, WebViewClient* = 0, void (*updateSettingsFunc)(WebSettings*) = 0);
 
     // Same as initialize() but also performs the initial load of the url.
     WebViewImpl* initializeAndLoad(const std::string& url, bool enableJavascript = false, WebFrameClient* = 0, WebViewClient* = 0, void (*updateSettingsFunc)(WebSettings*) = 0);
 
     void reset();
 
     WebView* webView() const { return m_webView; }
     WebViewImpl* webViewImpl() const { return m_webView; }
 
 private:
     WebFrameImpl* m_mainFrame;
     WebViewImpl* m_webView;
 };
 
+class UseMockScrollbarSettings {
+public:
+    UseMockScrollbarSettings();
+    ~UseMockScrollbarSettings();
+};
+
+class ReplaceViewportUAStylesheet {
+public:
+    ReplaceViewportUAStylesheet(WTF::String);
+    ~ReplaceViewportUAStylesheet();
+};
+
+class UseAndroidViewportUAStylesheet : public ReplaceViewportUAStylesheet {
+public:
+    UseAndroidViewportUAStylesheet();
+};
+
 } // namespace FrameTestHelpers
 } // namespace blink
 
 #endif // FrameTestHelpers_h