Remove most native WebContents references from Java

chrome/browser/ui/android/tab_model/tab_model_jni_bridge.cc

 // Copyright 2014 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.
 
 #include "chrome/browser/ui/android/tab_model/tab_model_jni_bridge.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/metrics/histogram.h"
@@ skipping 66 matching lines @@
 }
 
 int TabModelJniBridge::GetActiveIndex() const {
   JNIEnv* env = AttachCurrentThread();
   return Java_TabModelJniBridge_index(env, java_object_.get(env).obj());
 }
 
 void TabModelJniBridge::CreateTab(WebContents* web_contents,
                                   int parent_tab_id) {
   JNIEnv* env = AttachCurrentThread();
-  Java_TabModelJniBridge_createTabWithNativeContents(
+  Java_TabModelJniBridge_createTabWithWebContents(
       env, java_object_.get(env).obj(),
       web_contents->GetBrowserContext()->IsOffTheRecord(),
-      reinterpret_cast<intptr_t>(web_contents), parent_tab_id);
+      web_contents->GetJavaWebContents().obj(),
+      parent_tab_id);
 }
 
 WebContents* TabModelJniBridge::GetWebContentsAt(int index) const {
   TabAndroid* tab = GetTabAt(index);
   return tab == NULL ? NULL : tab->web_contents();
 }
 
 TabAndroid* TabModelJniBridge::GetTabAt(int index) const {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> jtab =
@@ skipping 112 matching lines @@
 }
 
 bool TabModelJniBridge::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 static jlong Init(JNIEnv* env, jobject obj, jboolean is_incognito) {
   TabModel* tab_model = new TabModelJniBridge(env, obj, is_incognito);
   return reinterpret_cast<intptr_t>(tab_model);
 }