Revert of Refactor connection_security into SecurityStateModel

chrome/android/java/src/org/chromium/chrome/browser/ssl/ConnectionSecurity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ssl/ConnectionSecurity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ssl/ConnectionSecurity.java b/chrome/android/java/src/org/chromium/chrome/browser/ssl/ConnectionSecurity.java
new file mode 100644
index 0000000000000000000000000000000000000000..09340bb7a3ea2ba5b62b271000bd9e12bcfaaf8a
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ssl/ConnectionSecurity.java
@@ -0,0 +1,29 @@
+// Copyright 2015 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.ssl;
+
+import org.chromium.content_public.browser.WebContents;
+
+/**
+ * Provides a way of accessing helpers for connection security levels.
+ */
+public class ConnectionSecurity {
+    /**
+     * Fetch the security level for a given web contents.
+     *
+     * @param webContents The web contents to get the security level for.
+     * @return The ConnectionSecurityLevel for the specified web contents.
+     *
+     * @see ConnectionSecurityLevel
+     */
+    public static int getSecurityLevelForWebContents(WebContents webContents) {
+        if (webContents == null) return ConnectionSecurityLevel.NONE;
+        return nativeGetSecurityLevelForWebContents(webContents);
+    }
+
+    private ConnectionSecurity() {}
+
+    private static native int nativeGetSecurityLevelForWebContents(WebContents webContents);
+}