Block media loading when AwSettings.setBlockNetworkLoads is true.

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

Index: android_webview/java/src/org/chromium/android_webview/AwContents.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwContents.java b/android_webview/java/src/org/chromium/android_webview/AwContents.java
index d962d9f292d144a1577c06d4da1afe675f3961b7..2b1aa874a4016432d2ac30157a071d4333346a56 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContents.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContents.java
@@ -5,15 +5,12 @@
 package org.chromium.android_webview;
 
 import android.content.ComponentCallbacks2;
-import android.content.Context;
-import android.content.pm.PackageManager;
 import android.content.res.Configuration;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Picture;
 import android.graphics.Rect;
-import android.graphics.drawable.Drawable;
 import android.net.http.SslCertificate;
 import android.os.AsyncTask;
 import android.os.Build;
@@ -25,7 +22,6 @@ import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.ViewTreeObserver;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.view.accessibility.AccessibilityNodeProvider;
@@ -41,7 +37,6 @@ import org.chromium.base.CalledByNative;
 import org.chromium.base.JNINamespace;
 import org.chromium.base.ThreadUtils;
 import org.chromium.content.browser.ContentSettings;
-import org.chromium.content.browser.ContentVideoView;
 import org.chromium.content.browser.ContentViewClient;
 import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content.browser.ContentViewStatics;
@@ -51,7 +46,6 @@ import org.chromium.content.browser.PageTransitionTypes;
 import org.chromium.content.common.CleanupReference;
 import org.chromium.components.navigation_interception.InterceptNavigationDelegate;
 import org.chromium.components.navigation_interception.NavigationParams;
-import org.chromium.net.GURLUtils;
 import org.chromium.ui.gfx.DeviceDisplayInfo;
 
 import java.io.File;
@@ -144,6 +138,7 @@ public class AwContents {
     private final ViewGroup mContainerView;
     private ContentViewCore mContentViewCore;
     private final AwContentsClient mContentsClient;
+    private final AwContentsViewClient mContentsViewClient;
     private final AwContentsClientBridge mContentsClientBridge;
     private final AwWebContentsDelegate mWebContentsDelegate;
     private final AwContentsIoThreadClient mIoThreadClient;
@@ -531,6 +526,7 @@ public class AwContents {
         mContainerView = containerView;
         mInternalAccessAdapter = internalAccessAdapter;
         mContentsClient = contentsClient;
+        mContentsViewClient = new AwContentsViewClient(contentsClient, settings);
         mLayoutSizer = layoutSizer;
         mSettings = settings;
         mDIPScale = DeviceDisplayInfo.create(mContainerView.getContext()).getDIPScale();
@@ -597,8 +593,7 @@ public class AwContents {
         int nativeWebContents = nativeGetWebContents(mNativeAwContents);
         mContentViewCore = createAndInitializeContentViewCore(
                 mContainerView, mInternalAccessAdapter, nativeWebContents,
-                new AwGestureStateListener(), mContentsClient.getContentViewClient(),
-                mZoomControls);
+                new AwGestureStateListener(), mContentsViewClient, mZoomControls);
         nativeSetJavaPeers(mNativeAwContents, this, mWebContentsDelegate, mContentsClientBridge,
                 mIoThreadClient, mInterceptNavigationDelegate);
         mContentsClient.installWebContentsObserver(mContentViewCore);