FrameLoader: add and export isReloadLoadType()

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

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  * Copyright (C) 2011 Kris Jordan <krisjordan@gmail.com>
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ skipping 92 matching lines @@
 #include <memory>
 
 using blink::WebURLRequest;
 
 namespace blink {
 
 using namespace HTMLNames;
 
 bool isBackForwardLoadType(FrameLoadType type)
 {
-    return type == FrameLoadTypeBackForward || type == FrameLoadTypeInitialHistoryLoad;
+    return type == FrameLoadTypeBackForward
+        || type == FrameLoadTypeInitialHistoryLoad;
+}
+
+bool isReloadLoadType(FrameLoadType type)
+{
+    return type == FrameLoadTypeReload
+        || type == FrameLoadTypeReloadMainResource
+        || type == FrameLoadTypeReloadBypassingCache;
 }
 
 static bool needsHistoryItemRestore(FrameLoadType type)
 {
-    return type == FrameLoadTypeBackForward || type == FrameLoadTypeReload
+    // TODO(toyoshim): Check if this should return true for
+    // FrameLoadTypeReloadMainResource.
+    return type == FrameLoadTypeBackForward
+        || type == FrameLoadTypeReload
         || type == FrameLoadTypeReloadBypassingCache;
 }
 
 // static
 ResourceRequest FrameLoader::resourceRequestFromHistoryItem(HistoryItem* item, WebCachePolicy cachePolicy)
 {
     RefPtr<EncodedFormData> formData = item->formData();
     ResourceRequest request(item->url());
     request.setHTTPReferrer(item->referrer());
     request.setCachePolicy(cachePolicy);
     if (formData) {
         request.setHTTPMethod(HTTPNames::POST);
         request.setHTTPBody(formData);
         request.setHTTPContentType(item->formContentType());
         RefPtr<SecurityOrigin> securityOrigin = SecurityOrigin::createFromString(item->referrer().referrer);
         request.addHTTPOriginIfNeeded(securityOrigin);
     }
     return request;
 }
 
 ResourceRequest FrameLoader::resourceRequestForReload(FrameLoadType frameLoadType,
     const KURL& overrideURL, ClientRedirectPolicy clientRedirectPolicy)
 {
-    ASSERT(frameLoadType == FrameLoadTypeReload || frameLoadType == FrameLoadTypeReloadMainResource || frameLoadType == FrameLoadTypeReloadBypassingCache);
+    DCHECK(isReloadLoadType(frameLoadType));
     WebCachePolicy cachePolicy = frameLoadType == FrameLoadTypeReloadBypassingCache ? WebCachePolicy::BypassingCache : WebCachePolicy::ValidatingCacheData;
     if (!m_currentItem)
         return ResourceRequest();
     ResourceRequest request = resourceRequestFromHistoryItem(m_currentItem.get(), cachePolicy);
 
     // ClientRedirectPolicy is an indication that this load was triggered by
     // some direct interaction with the page. If this reload is not a client
     // redirect, we should reuse the referrer from the original load of the
     // current document. If this reload is a client redirect (e.g., location.reload()),
     // it was initiated by something in the current document and should
@@ skipping 708 matching lines @@
 {
     if (!targetFrame && !request.frameName().isEmpty())
         return true;
     // FIXME: This case is a workaround for the fact that ctrl+clicking a form submission incorrectly
     // sends as a GET rather than a POST if it creates a new window in a different process.
     return request.form() && policy != NavigationPolicyCurrentTab;
 }
 
 static NavigationType determineNavigationType(FrameLoadType frameLoadType, bool isFormSubmission, bool haveEvent)
 {
-    bool isReload = frameLoadType == FrameLoadTypeReload || frameLoadType == FrameLoadTypeReloadMainResource || frameLoadType == FrameLoadTypeReloadBypassingCache;
+    bool isReload = isReloadLoadType(frameLoadType);
     bool isBackForward = isBackForwardLoadType(frameLoadType);
     if (isFormSubmission)
         return (isReload || isBackForward) ? NavigationTypeFormResubmitted : NavigationTypeFormSubmitted;
     if (haveEvent)
         return NavigationTypeLinkClicked;
     if (isReload)
         return NavigationTypeReload;
     if (isBackForward)
         return NavigationTypeBackForward;
     return NavigationTypeOther;
@@ skipping 404 matching lines @@
         }
     }
     checkCompleted();
 }
 
 bool FrameLoader::shouldPerformFragmentNavigation(bool isFormSubmission, const String& httpMethod, FrameLoadType loadType, const KURL& url)
 {
     // We don't do this if we are submitting a form with method other than "GET", explicitly reloading,
     // currently displaying a frameset, or if the URL does not have a fragment.
     return (!isFormSubmission || equalIgnoringCase(httpMethod, HTTPNames::GET))
-        && loadType != FrameLoadTypeReload
-        && loadType != FrameLoadTypeReloadBypassingCache
-        && loadType != FrameLoadTypeReloadMainResource
+        && !isReloadLoadType(loadType)
         && loadType != FrameLoadTypeBackForward
         && url.hasFragmentIdentifier()
         && equalIgnoringFragmentIdentifier(m_frame->document()->url(), url)
         // We don't want to just scroll if a link from within a
         // frameset is trying to reload the frameset into _top.
         && !m_frame->document()->isFrameSet();
 }
 
 void FrameLoader::processFragment(const KURL& url, LoadStartType loadStartType)
 {
@@ skipping 305 matching lines @@
     tracedValue->setString("documentLoaderURL", m_documentLoader ? m_documentLoader->url() : String());
     return tracedValue;
 }
 
 inline void FrameLoader::takeObjectSnapshot() const
 {
     TRACE_EVENT_OBJECT_SNAPSHOT_WITH_ID("loading", "FrameLoader", this, toTracedValue());
 }
 
 } // namespace blink