Split methods for ClientHintsPreferences from FrameFetchContext

third_party/WebKit/Source/core/loader/FrameClientHintsPreferencesContext.cpp

+// Copyright 2016 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 "core/loader/FrameClientHintsPreferencesContext.h"
+
+#include "core/frame/UseCounter.h"
+
+namespace blink {
+
+FrameClientHintsPreferencesContext::FrameClientHintsPreferencesContext(
+    Frame* frame)
+    : m_frame(frame) {}
+
+void FrameClientHintsPreferencesContext::countClientHintsDPR() {
+  UseCounter::count(m_frame, UseCounter::ClientHintsDPR);
+}
+
+void FrameClientHintsPreferencesContext::countClientHintsResourceWidth() {
+  UseCounter::count(m_frame, UseCounter::ClientHintsResourceWidth);
+}
+
+void FrameClientHintsPreferencesContext::countClientHintsViewportWidth() {
+  UseCounter::count(m_frame, UseCounter::ClientHintsViewportWidth);
+}
+
+}  // namespace blink