NTP, change the card elevation from setElevation to a 9 patch file

chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java
index e6f2003ecf5fc2304d299fb03663901130c0dc6e..bf63bf3b8b316c64e9a6a31c50b618ffea643fbc 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/NewTabPageRecyclerView.java
@@ -107,6 +107,18 @@ public class NewTabPageRecyclerView extends RecyclerView {
         return super.onCreateInputConnection(outAttrs);
     }
 
+    @Override
+    protected void onLayout(boolean changed, int l, int t, int r, int b) {

[Bernhard Bauer, 2016/06/29 11:22:28]

Write out the parameter names?

[mcwilliams, 2016/06/29 14:15:55]

Copied directly from onLayout from RecyclerView - we are not using these in this
function so happy to leave as is

+        int numberViews = getChildCount();
+        for (int i = 0; i < numberViews; ++i) {
+            View view = getChildAt(i);
+            NewTabPageViewHolder viewHolder = (NewTabPageViewHolder) getChildViewHolder(view);
+            if (viewHolder == null) return;

[Bernhard Bauer, 2016/06/29 11:22:28]

Does this really happen?

[mcwilliams, 2016/06/29 14:15:55]

Yes unfortunately

+            viewHolder.updateLayoutParams();
+        }
+        super.onLayout(changed, l, t, r, b);
+    }
+
     public LinearLayoutManager getLinearLayoutManager() {
         return mLayoutManager;
     }