Round when calculating minimum height of WebViews

Source/web/tests/WebViewTest.cpp

Index: Source/web/tests/WebViewTest.cpp
diff --git a/Source/web/tests/WebViewTest.cpp b/Source/web/tests/WebViewTest.cpp
index 6b78e957be83451e0436d406b9e88ac0067071eb..dbd193aec2fe1a3bfbc90179490d28f5deb47de6 100644
--- a/Source/web/tests/WebViewTest.cpp
+++ b/Source/web/tests/WebViewTest.cpp
@@ -2349,6 +2349,12 @@ TEST_F(WebViewTest, PreferredSize)
     EXPECT_EQ(200, size.width);
     EXPECT_EQ(200, size.height);
 
+    // Verify that both width and height are rounded
+    webView->setZoomLevel(WebView::zoomFactorToZoomLevel(0.9995));

[leviw_travelin_and_unemployed, 2015/05/20 22:05:06]

Can we get some more test cases? 1.0005 maybe?

+    size = webView->contentsPreferredMinimumSize();
+    EXPECT_EQ(100, size.width);
+    EXPECT_EQ(100, size.height);
+
     url = m_baseURL + "specify_size.html?1.5px:1.5px";
     URLTestHelpers::registerMockedURLLoad(toKURL(url), "specify_size.html");
     webView = m_webViewHelper.initializeAndLoad(url, true);