PlzNavigate: preserve SourceLocation when navigating

third_party/WebKit/public/web/WebFrameClient.h

 /*
  * Copyright (C) 2011, 2012 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 27 matching lines @@
 #include "WebFormElement.h"
 #include "WebFrame.h"
 #include "WebFrameOwnerProperties.h"
 #include "WebHistoryCommitType.h"
 #include "WebHistoryItem.h"
 #include "WebIconURL.h"
 #include "WebNavigationPolicy.h"
 #include "WebNavigationType.h"
 #include "WebNavigatorContentUtilsClient.h"
 #include "WebSandboxFlags.h"
+#include "WebSourceLocation.h"
 #include "WebTextDirection.h"
 #include "public/platform/BlameContext.h"
 #include "public/platform/WebColor.h"
 #include "public/platform/WebCommon.h"
 #include "public/platform/WebContentSecurityPolicyStruct.h"
 #include "public/platform/WebEffectiveConnectionType.h"
 #include "public/platform/WebFeaturePolicy.h"
 #include "public/platform/WebFileSystem.h"
 #include "public/platform/WebFileSystemType.h"
 #include "public/platform/WebInsecureRequestPolicy.h"
@@ skipping 235 matching lines @@
     // should stop in blink. In all other cases, the urlRequest should not
     // be modified.
     WebURLRequest& urlRequest;
     WebNavigationType navigationType;
     WebNavigationPolicy defaultPolicy;
     bool replacesCurrentHistoryItem;
     bool isHistoryNavigationInNewChildFrame;
     bool isClientRedirect;
     WebFormElement form;
     bool isCacheDisabled;
+    WebSourceLocation sourceLocation;
 
     NavigationPolicyInfo(WebURLRequest& urlRequest)
         : extraData(nullptr),
           urlRequest(urlRequest),
           navigationType(WebNavigationTypeOther),
           defaultPolicy(WebNavigationPolicyIgnore),
           replacesCurrentHistoryItem(false),
           isHistoryNavigationInNewChildFrame(false),
           isClientRedirect(false),
           isCacheDisabled(false) {}
@@ skipping 441 matching lines @@
   // Overwrites the given URL to use an HTML5 embed if possible.
   // An empty URL is returned if the URL is not overriden.
   virtual WebURL overrideFlashEmbedWithHTML(const WebURL& url) {
     return WebURL();
   }
 };
 
 }  // namespace blink
 
 #endif