Use document's contentSize when the HTML element is selected.

Source/web/tests/WebViewTest.cpp

 /*
  * Copyright (C) 2011, 2012 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 1644 matching lines @@
 }
 
 static WebRect ExpectedRootBounds(WebCore::Document* document, float scaleFactor)
 {
     WebCore::Element* element = document->getElementById("root");
     if (!element)
         element = document->getElementById("target");
     if (element->hasTagName(WebCore::HTMLNames::iframeTag))
         return ExpectedRootBounds(toHTMLIFrameElement(element)->contentDocument(), scaleFactor);
 
-    WebCore::IntRect boundingBox = element->pixelSnappedBoundingBox();
+    WebCore::IntRect boundingBox;
+    if (element->hasTagName(WebCore::HTMLNames::htmlTag))
+        boundingBox = WebCore::IntRect(WebCore::IntPoint(0, 0), document->frame()->view()->contentsSize());
+    else
+        boundingBox = element->pixelSnappedBoundingBox();
     boundingBox = document->frame()->view()->contentsToWindow(boundingBox);
     boundingBox.scale(scaleFactor);
     return boundingBox;
 }
 
 void WebViewTest::testSelectionRootBounds(const char* htmlFile, float pageScaleFactor)
 {
     std::string url = m_baseURL + htmlFile;
 
     WebView* webView = m_webViewHelper.initializeAndLoad(url, true);
@@ skipping 59 matching lines @@
     testSelectionRootBounds("select_range_iframe_textarea.html", 1.0f);
     testSelectionRootBounds("select_range_iframe_textarea_overflow.html", 1.0f);
 
     // Basic page with scale factor.
     testSelectionRootBounds("select_range_basic.html", 0.0f);
     testSelectionRootBounds("select_range_basic.html", 0.1f);
     testSelectionRootBounds("select_range_basic.html", 1.5f);
     testSelectionRootBounds("select_range_basic.html", 2.0f);
 }
 
+TEST_F(WebViewTest, GetSelectionRootBoundsBrokenHeight)
+{
+    WebSize contentSize = WebSize(640, 480);
+
+    registerMockedHttpURLLoad("select_range_basic_broken_height.html");
+
+    WebView* webView = m_webViewHelper.initializeAndLoad(m_baseURL + "select_range_basic_broken_height.html", true);
+    webView->resize(contentSize);
+    webView->setPageScaleFactor(1.0f, WebPoint(0, 0));
+    webView->layout();
+    runPendingTasks();
+
+    WebFrameImpl* frame = toWebFrameImpl(webView->mainFrame());
+    EXPECT_TRUE(frame->frame()->document()->isHTMLDocument());
+
+    WebRect expectedRootBounds = WebRect(0, 0, contentSize.width, contentSize.height);
+    WebRect actualRootBounds;
+    webView->getSelectionRootBounds(actualRootBounds);
+    ASSERT_EQ(expectedRootBounds, actualRootBounds);
+}
+
 class NonUserInputTextUpdateWebViewClient : public WebViewClient {
 public:
     NonUserInputTextUpdateWebViewClient() : m_textIsUpdated(false) { }
 
     // WebWidgetClient methods
     virtual void didUpdateTextOfFocusedElementByNonUserInput() OVERRIDE
     {
         m_textIsUpdated = true;
     }
 
@@ skipping 85 matching lines @@
     client.reset();
     EXPECT_FALSE(client.textIsUpdated());
     document->setFocusedElement(nullptr);
     webViewImpl->setFocus(false);
     EXPECT_NE(document->focusedElement(), static_cast<WebCore::Element*>(textAreaElement));
     inputElement->setValue("testB3");
     EXPECT_FALSE(client.textIsUpdated());
 }
 
 } // namespace