Replace PruneAllButActive with PruneAllButVisible.

content/browser/android/content_view_core_impl.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 "content/browser/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 1164 matching lines @@
 
 void ContentViewCoreImpl::CancelPendingReload(JNIEnv* env, jobject obj) {
   web_contents_->GetController().CancelPendingReload();
 }
 
 void ContentViewCoreImpl::ContinuePendingReload(JNIEnv* env, jobject obj) {
   web_contents_->GetController().ContinuePendingReload();
 }
 
 void ContentViewCoreImpl::ClearHistory(JNIEnv* env, jobject obj) {
-  web_contents_->GetController().PruneAllButActive();
+  // TODO(creis): Do callers of this need to know if it fails?
+  if (web_contents_->GetController().CanPruneAllButVisible())
+    web_contents_->GetController().PruneAllButVisible();
 }
 
 void ContentViewCoreImpl::AddJavascriptInterface(
     JNIEnv* env,
     jobject /* obj */,
     jobject object,
     jstring name,
     jclass safe_annotation_clazz,
     jobject retained_object_set) {
   ScopedJavaLocalRef<jobject> scoped_object(env, object);
@@ skipping 365 matching lines @@
       reinterpret_cast<ui::ViewAndroid*>(view_android),
       reinterpret_cast<ui::WindowAndroid*>(window_android));
   return reinterpret_cast<jint>(view);
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content