Notify the remote suggestions scheduler when pulling up the Chrome Home sheet.

chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java

Index: chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java b/chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java
index 30c67d0db37c07fca935b934cba221dc8a44a84e..5eaba600bbd10e921d3e9f5aa1f417e1246ec1e9 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsBottomSheetContent.java
@@ -75,15 +75,18 @@ public class SuggestionsBottomSheetContent implements BottomSheet.BottomSheetCon
                 mContextMenuManager, mTileGroupDelegate);
         mRecyclerView.init(uiConfig, mContextMenuManager, adapter);
 
+        final SuggestionsSource suggestionsSource = mSuggestionsManager.getSuggestionsSource();
         activity.getBottomSheet().addObserver(new EmptyBottomSheetObserver() {
             @Override
             public void onSheetOpened() {
                 // TODO(https://crbug.com/689962) Ensure this call does not discard all suggestions
                 // every time the sheet is opened.
                 adapter.refreshSuggestions();
+                suggestionsSource.onNtpInitialized();
             }
         });
         adapter.refreshSuggestions();
+        suggestionsSource.onNtpInitialized();

[jkrcal, 2017/04/11 05:29:43]

Does this line mean that the signal is sent also initially when the browser gets
started and the bottom sheet is created? (sgtm, just want to understand)

 
         mShadowView = (FadingShadowView) mView.findViewById(R.id.shadow);
         mShadowView.init(