Last_n: do not save snapshot of custom tabs.

chrome/browser/android/tab_android.cc

 // 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.
 
 #include "chrome/browser/android/tab_android.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 300 matching lines @@
 
   SkBitmap favicon = image.AsImageSkia().GetRepresentation(1.0f).sk_bitmap();
   if (favicon.empty())
     return;
 
   JNIEnv* env = base::android::AttachCurrentThread();
   Java_Tab_onFaviconAvailable(env, weak_java_tab_.get(env),
                               gfx::ConvertToJavaBitmap(&favicon));
 }
 
+bool TabAndroid::IsCurrentlyACustomTab() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  return Java_Tab_isCurrentlyACustomTab(env, weak_java_tab_.get(env));
+}
+
 void TabAndroid::Destroy(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   delete this;
 }
 
 void TabAndroid::InitWebContents(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     jboolean incognito,
     const JavaParamRef<jobject>& jweb_contents,
     const JavaParamRef<jobject>& jweb_contents_delegate,
@@ skipping 464 matching lines @@
 static void Init(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   TRACE_EVENT0("native", "TabAndroid::Init");
   // This will automatically bind to the Java object and pass ownership there.
   new TabAndroid(env, obj);
 }
 
 // static
 bool TabAndroid::RegisterTabAndroid(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }