Componentize IgnoreNavigationResourceThrottle and add chrome and webview specific implementations.

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index f3005a3421d4ec7e8d7813d86a251e0f6bdb0a9c..a1db3685fb2bfc4fbb8ba53f657e1e98061821ee 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -15,6 +15,7 @@
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/supports_user_data.h"
+#include "chrome/browser/component/navigation_interception/intercept_navigation_delegate.h"
 #include "content/public/browser/android/content_view_core.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
@@ -31,6 +32,7 @@ using base::android::ScopedJavaLocalRef;
 using content::BrowserThread;
 using content::ContentViewCore;
 using content::WebContents;
+using navigation_interception::InterceptNavigationDelegate;
 
 namespace android_webview {
 
@@ -100,6 +102,10 @@ void AwContents::Destroy(JNIEnv* env, jobject obj) {
   delete this;
 }
 
+AwWebContentsDelegate* AwContents::GetAwWebContentsDelegate() const {
+  return web_contents_delegate_.get();
+}
+
 namespace {
 // |message| is passed as base::Owned, so it will automatically be deleted
 // when the callback goes out of scope.
@@ -214,6 +220,16 @@ void AwContents::SetIoThreadClient(JNIEnv* env, jobject obj, jobject client) {
       web_contents, ScopedJavaLocalRef<jobject>(env, client));
 }
 
+void AwContents::SetInterceptNavigationDelegate(JNIEnv* env,
+                                                jobject obj,
+                                                jobject delegate) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  content::WebContents* web_contents = contents_container_->GetWebContents();
+  InterceptNavigationDelegate::Associate(
+      web_contents,
+      make_scoped_ptr(new InterceptNavigationDelegate(env, delegate)));
+}
+
 static jint Init(JNIEnv* env,
                  jobject obj,
                  jobject web_contents_delegate,