Use only renderer driven offsets for fullscreen state.

chrome/android/java/src/org/chromium/chrome/browser/fullscreen/ComposedBrowserControlsVisibilityDelegate.java

Index: chrome/android/java/src/org/chromium/chrome/browser/fullscreen/ComposedBrowserControlsVisibilityDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/fullscreen/ComposedBrowserControlsVisibilityDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/fullscreen/ComposedBrowserControlsVisibilityDelegate.java
new file mode 100644
index 0000000000000000000000000000000000000000..ea2089af6859a46d13a8b5127ef7e984db3aef8f
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/fullscreen/ComposedBrowserControlsVisibilityDelegate.java
@@ -0,0 +1,46 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chrome.browser.fullscreen;
+
+import org.chromium.chrome.browser.tab.BrowserControlsVisibilityDelegate;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Delegate for the visibility of browser controls that combines the results of other delegates.
+ */
+public class ComposedBrowserControlsVisibilityDelegate
+        implements BrowserControlsVisibilityDelegate {
+
+    private final List<BrowserControlsVisibilityDelegate> mDelegates;
+
+    /**
+     * Constructs a composed visibility delegate that will generate results based on the delegates
+     * passed in.
+     */
+    public ComposedBrowserControlsVisibilityDelegate(
+            BrowserControlsVisibilityDelegate... delegates) {
+        mDelegates = new ArrayList<>();
+        for (int i = 0; i < delegates.length; i++) mDelegates.add(delegates[i]);
+    }
+
+    @Override
+    public boolean isShowingBrowserControlsEnabled() {
+        for (int i = 0; i < mDelegates.size(); i++) {
+            if (!mDelegates.get(i).isShowingBrowserControlsEnabled()) return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean isHidingBrowserControlsEnabled() {
+        for (int i = 0; i < mDelegates.size(); i++) {
+            if (!mDelegates.get(i).isHidingBrowserControlsEnabled()) return false;
+        }
+        return true;
+    }
+
+}