Add a Physical Web omnibox autocomplete provider

third_party/WebKit/Source/core/dom/StyleEngineContext.cpp

 /*
- * Copyright (C) 2013 Google, Inc. All rights reserved.
+ * Copyright (C) 2016 Google, Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "platform/network/ContentSecurityPolicyResponseHeaders.h"
+#include "core/dom/StyleEngineContext.h"
 
-#include "platform/HTTPNames.h"
-#include "platform/network/ResourceResponse.h"
+#include "core/frame/UseCounter.h"
 
 namespace blink {
 
-ContentSecurityPolicyResponseHeaders::ContentSecurityPolicyResponseHeaders(const ResourceResponse& response)
-    : m_contentSecurityPolicy(response.httpHeaderField(HTTPNames::Content_Security_Policy))
-    , m_contentSecurityPolicyReportOnly(response.httpHeaderField(HTTPNames::Content_Security_Policy_Report_Only))
+StyleEngineContext::StyleEngineContext()
+    : m_addedPendingSheetBeforeBody(false)
 {
 }
 
+void StyleEngineContext::addingPendingSheet(const Document& document)
+{
+    // If the sheet was ever added before the body then all references to it are
+    // treated as before-body.
+    if (!m_addedPendingSheetBeforeBody) {
+        m_addedPendingSheetBeforeBody = !document.body();
+        if (!m_addedPendingSheetBeforeBody)
+            UseCounter::count(document, UseCounter::PendingStylesheetAddedAfterBodyStarted);
+    }
 }
+
+} // namespace blink