Upstream ChromeTab.hasPrerenderedUrl to Tab

chrome/browser/android/tab_android.cc

 // Copyright (c) 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 "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/metrics/histogram.h"
@@ skipping 746 matching lines @@
   // Return the first node matching the search criteria.
   for (size_t i = 0; i < nodes.size(); ++i) {
     if (only_editable && !client->CanBeEditedByUser(nodes[i]))
       continue;
     return nodes[i]->id();
   }
 
   return -1;
 }
 
+bool TabAndroid::HasPrerenderedUrl(JNIEnv* env, jobject obj, jstring url) {
+  GURL gurl(base::android::ConvertJavaStringToUTF8(env, url));
+  return HasPrerenderedUrl(gurl);
+}
+
 namespace {
 
 class ChromeInterceptNavigationDelegate : public InterceptNavigationDelegate {
  public:
   ChromeInterceptNavigationDelegate(JNIEnv* env, jobject jdelegate)
       : InterceptNavigationDelegate(env, jdelegate) {}
 
   bool ShouldIgnoreNavigation(
       const NavigationParams& navigation_params) override {
     NavigationParams chrome_navigation_params(navigation_params);
@@ skipping 72 matching lines @@
   //   s^{n+1} / s^{n} = 2100 / 2000
   //   s = 1.05
   //   s^b = 60000
   //   b = ln(60000) / ln(1.05) ~= 225
   UMA_HISTOGRAM_CUSTOM_TIMES("Startup.FirstCommitNavigationTime",
       base::Time::Now() - chrome::android::GetMainEntryPointTime(),
       base::TimeDelta::FromMilliseconds(1),
       base::TimeDelta::FromMinutes(1),
       225);
 }