Remove unpublished optOutDataReductionProxyApi

Bug: 17253647

Per Api council's request, remove this API.

Change-Id: I8e706cc7173b88f3f13b2ac0697f54b25f163798
diff --git a/api/current.txt b/api/current.txt
index 334f789..a0d47e4 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -36795,7 +36795,6 @@
     method public deprecated void onGlobalFocusChanged(android.view.View, android.view.View);
     method public void onPause();
     method public void onResume();
-    method public static void optOutDataReductionProxy();
     method public boolean overlayHorizontalScrollbar();
     method public boolean overlayVerticalScrollbar();
     method public boolean pageDown(boolean);
diff --git a/core/java/android/webkit/WebView.java b/core/java/android/webkit/WebView.java
index e1f19ee..edfa7af 100644
--- a/core/java/android/webkit/WebView.java
+++ b/core/java/android/webkit/WebView.java
@@ -1810,21 +1810,6 @@
     }
 
     /**
-     * Sets whether the application wants to opt out from using the Data Reduction Proxy
-     * service.
-     * Data reduction proxy can only be enabled by the user and will almost always be
-     * transparent to the application. In rare cases where using the proxy interferes
-     * with the app, the application developer can use this API to opt out from using the
-     * proxy. Note that this may increase network bandwidth usage.
-     *
-     * See <a href=http://developer.chrome.com/multidevice/data-compression>
-     * Data Compression Proxy</a>
-     */
-    public static void optOutDataReductionProxy() {
-        getFactory().getStatics().optOutDataReductionProxy();
-    }
-
-    /**
      * Gets the list of currently loaded plugins.
      *
      * @return the list of currently loaded plugins
diff --git a/core/java/android/webkit/WebViewFactoryProvider.java b/core/java/android/webkit/WebViewFactoryProvider.java
index 48f3ca3..20bb932 100644
--- a/core/java/android/webkit/WebViewFactoryProvider.java
+++ b/core/java/android/webkit/WebViewFactoryProvider.java
@@ -61,12 +61,6 @@
 
         /**
          * Implements the API method:
-         * {@link android.webkit.WebView#optOutDataReductionProxy() }
-         */
-        void optOutDataReductionProxy();
-
-        /**
-         * Implements the API method:
          * {@link android.webkit.WebView#setSlowWholeDocumentDrawEnabled(boolean) }
          */
         void enableSlowWholeDocumentDraw();