[android_webview] Implement requestChildRectangleOnScreen.

android_webview/java/src/org/chromium/android_webview/AwContents.java

Index: android_webview/java/src/org/chromium/android_webview/AwContents.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwContents.java b/android_webview/java/src/org/chromium/android_webview/AwContents.java
index 1e7f88d16b5d9c8dba1c7717085b88bfbb4c9ad1..83dfbbb81f8da84e83a08b32f33de6e8b5813f71 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContents.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContents.java
@@ -975,6 +975,15 @@ public class AwContents {
     }
 
     /**
+     * @see WebView#requestChildRectangleOnScreen(View, Rect, boolean)
+     */
+    public boolean requestChildRectangleOnScreen(View child, Rect rect, boolean immediate) {
+        return mScrollOffsetManager.requestChildRectangleOnScreen(
+                child.getLeft() - child.getScrollX(), child.getTop() - child.getScrollY(),
+                rect, immediate);
+    }
+
+    /**
      * @see View.computeScroll()
      */
     public void computeScroll() {