chrome/android: Push EventFilters into the Layout implementations.

chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java
index f207e2b70868d4d8e0a664bc69cbf9e56cbf2bac..642c54da78e73a272ee4ab8d8debbc9486120f52 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/layouts/ToolbarSwipeLayout.java
@@ -16,6 +16,7 @@ import org.chromium.chrome.browser.compositor.LayerTitleCache;
 import org.chromium.chrome.browser.compositor.layouts.ChromeAnimation.Animatable;
 import org.chromium.chrome.browser.compositor.layouts.components.LayoutTab;
 import org.chromium.chrome.browser.compositor.layouts.content.TabContentManager;
+import org.chromium.chrome.browser.compositor.layouts.eventfilter.BlackHoleEventFilter;
 import org.chromium.chrome.browser.compositor.layouts.eventfilter.EventFilter;
 import org.chromium.chrome.browser.compositor.layouts.eventfilter.ScrollDirection;
 import org.chromium.chrome.browser.compositor.scene_layer.SceneLayer;
@@ -69,6 +70,7 @@ public class ToolbarSwipeLayout extends Layout implements Animatable<ToolbarSwip
     private final float mSpaceBetweenTabs;
     private final float mCommitDistanceFromEdge;
 
+    private final BlackHoleEventFilter mBlackHoleEventFilter;
     private final TabListSceneLayer mSceneLayer;
 
     private final Interpolator mEdgeInterpolator = new DecelerateInterpolator();
@@ -79,9 +81,10 @@ public class ToolbarSwipeLayout extends Layout implements Animatable<ToolbarSwip
      * @param renderHost          The {@link LayoutRenderHost} view for this layout.
      * @param eventFilter         The {@link EventFilter} that is needed for this view.
      */
-    public ToolbarSwipeLayout(Context context, LayoutUpdateHost updateHost,
-            LayoutRenderHost renderHost, EventFilter eventFilter) {
-        super(context, updateHost, renderHost, eventFilter);
+    public ToolbarSwipeLayout(
+            Context context, LayoutUpdateHost updateHost, LayoutRenderHost renderHost) {
+        super(context, updateHost, renderHost);
+        mBlackHoleEventFilter = new BlackHoleEventFilter(context);
         Resources res = context.getResources();
         final float pxToDp = 1.0f / res.getDisplayMetrics().density;
         mCommitDistanceFromEdge = res.getDimension(R.dimen.toolbar_swipe_commit_distance) * pxToDp;
@@ -355,6 +358,11 @@ public class ToolbarSwipeLayout extends Layout implements Animatable<ToolbarSwip
     public void onPropertyAnimationFinished(Property prop) {}
 
     @Override
+    protected EventFilter getEventFilter() {
+        return mBlackHoleEventFilter;
+    }
+
+    @Override
     protected SceneLayer getSceneLayer() {
         return mSceneLayer;
     }