Use contents size for android_webview layout.

android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java b/android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java
index f4ba4d4e549923194a46785b198eb82c581aa384..1c8de1313b6da958a31eba86e9728179c2a88e6b 100644
--- a/android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java
+++ b/android_webview/javatests/src/org/chromium/android_webview/test/AndroidViewIntegrationTest.java
@@ -243,7 +243,7 @@ public class AndroidViewIntegrationTest extends AwTestBase {
 
     @SmallTest
     @Feature({"AndroidWebView"})
-    public void testPreferredSizeUpdateWhenDetached() throws Throwable {
+    public void testSizeUpdateWhenDetached() throws Throwable {
         final TestAwContentsClient contentsClient = new TestAwContentsClient();
         final AwTestContainerView testContainerView = createDetachedTestContainerViewOnMainSync(
                 contentsClient);
@@ -258,6 +258,35 @@ public class AndroidViewIntegrationTest extends AwTestBase {
 
     @SmallTest
     @Feature({"AndroidWebView"})
+    public void testAbsolutePositionContributesToContentSize() throws Throwable {
+        final TestAwContentsClient contentsClient = new TestAwContentsClient();
+        final AwTestContainerView testContainerView = createDetachedTestContainerViewOnMainSync(
+                contentsClient);
+        assertZeroHeight(testContainerView);
+
+        final int widthCss = 142;
+        final int heightCss = 180;
+
+        final String htmlData = CommonResources.makeHtmlPageFrom(
+            "<style type=\"text/css\">" +
+                "body { margin:0px; padding:0px; } " +
+                "div { " +
+                   "position: absolute; " +
+                   "width:" + widthCss + "px; " +
+                   "height:" + heightCss + "px; " +
+                   "background-color: red; " +
+                 "} " +
+            "</style>", "<div>a</div>");
+
+        final int contentSizeChangeCallCount = mOnContentSizeChangedHelper.getCallCount();
+        loadDataAsync(testContainerView.getAwContents(), htmlData, "text/html", false);
+
+        waitForContentSizeToChangeTo(mOnContentSizeChangedHelper, contentSizeChangeCallCount,
+                widthCss, heightCss);
+    }
+
+    @SmallTest
+    @Feature({"AndroidWebView"})
     public void testViewSizedCorrectlyInWrapContentMode() throws Throwable {
         final TestAwContentsClient contentsClient = new TestAwContentsClient();
         final AwTestContainerView testContainerView = createCustomTestContainerViewOnMainSync(