Add scroll handling in onDraw() function of AwContents Class in Android_...

src/org/chromium/android_webview/AwContents.java

@@ -467,7 +467,12 @@ public void onDraw(Canvas canvas) {
             return;
         }
         Rect clip = canvas.getClipBounds();
-        if (!nativeDrawSW(mNativeAwContents, canvas, clip.left, clip.top,
+        //Get Horizontal scroll offset
+        int x = mContentViewCore.getNativeScrollXForTest();
+        //Get vertifcal scroll offset
+        int y = mContentViewCore.getNativeScrollYForTest();
+        //Adjust pin point upon scroll offsets while drawing 
+        if (!nativeDrawSW(mNativeAwContents, canvas, clip.left + x, clip.top + y,
                 clip.right - clip.left, clip.bottom - clip.top)) {
             Log.w(TAG, "Native DrawSW failed; clearing to background color.");
             int c = mContentViewCore.getBackgroundColor();