Replace 'ResourceRequest::TargetType' with 'ResourceRequest::RequestContext'.

Source/core/loader/BeaconLoader.cpp

Index: Source/core/loader/BeaconLoader.cpp
diff --git a/Source/core/loader/BeaconLoader.cpp b/Source/core/loader/BeaconLoader.cpp
index d7608cfbea9d3113492bd7211af61c0f4e633f54..c418f2ec724af72233b90f901fe621d03b1a3467 100644
--- a/Source/core/loader/BeaconLoader.cpp
+++ b/Source/core/loader/BeaconLoader.cpp
@@ -21,7 +21,7 @@ namespace WebCore {
 void BeaconLoader::prepareRequest(LocalFrame* frame, ResourceRequest& request)
 {
     // NOTE: do not distinguish Beacon by target type.
-    request.setTargetType(ResourceRequest::TargetIsPing);
+    request.setRequestContext(ResourceRequest::PingContext);
     request.setHTTPMethod("POST");
     request.setHTTPHeaderField("Cache-Control", "max-age=0");
     request.setAllowStoredCredentials(true);