[Android WebView] Provide user-initiated provisional load detection

android_webview/java/src/org/chromium/android_webview/AwContents.java

 // Copyright 2012 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.android_webview;
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.content.ComponentCallbacks2;
 import android.content.Context;
@@ skipping 2276 matching lines @@
      */
     public void insertVisualStateCallback(long requestId, VisualStateCallback callback) {
         if (TRACE) Log.d(TAG, "insertVisualStateCallback");
         if (isDestroyed()) throw new IllegalStateException(
                 "insertVisualStateCallback cannot be called after the WebView has been destroyed");
         nativeInsertVisualStateCallback(mNativeAwContents, requestId, callback);
     }
 
     public boolean getDidAttemptLoad() {
         if (mDidAttemptLoad) return mDidAttemptLoad;
-        mDidAttemptLoad = mWebContentsObserver.hasStartedAnyProvisionalLoad();
+        mDidAttemptLoad = mWebContentsObserver.hasStartedNonApiProvisionalLoadInMainFrame();
         return mDidAttemptLoad;
     }
 
     //--------------------------------------------------------------------------------------------
     //  Methods called from native via JNI
     //--------------------------------------------------------------------------------------------
 
     @CalledByNative
     private static void onDocumentHasImagesResponse(boolean result, Message message) {
         message.arg1 = result ? 1 : 0;
@@ skipping 685 matching lines @@
     private native void nativeCreatePdfExporter(long nativeAwContents, AwPdfExporter awPdfExporter);
 
     private native void nativePreauthorizePermission(long nativeAwContents, String origin,
             long resources);
 
     private native void nativePostMessageToFrame(long nativeAwContents, String frameId,
             String message, String targetOrigin, int[] msgPorts);
 
     private native void nativeCreateMessageChannel(long nativeAwContents, AwMessagePort[] ports);
 }