[DevTools] Add fetch support for XHR breakpoints

third_party/WebKit/Source/modules/fetch/GlobalFetch.cpp

 // Copyright 2014 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 "modules/fetch/GlobalFetch.h"
 
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/UseCounter.h"
+#include "core/inspector/InspectorInstrumentation.h"
 #include "core/workers/WorkerGlobalScope.h"
 #include "modules/fetch/FetchManager.h"
 #include "modules/fetch/Request.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 #include "wtf/OwnPtr.h"
 
 namespace blink {
 
 namespace {
@@ skipping 23 matching lines @@
             exceptionState.throwTypeError("The global scope is shutting down.");
             return ScriptPromise();
         }
 
         // "Let |r| be the associated request of the result of invoking the
         // initial value of Request as constructor with |input| and |init| as
         // arguments. If this throws an exception, reject |p| with it."
         Request* r = Request::create(scriptState, input, init, exceptionState);
         if (exceptionState.hadException())
             return ScriptPromise();
+
+        if (ExecutionContext* executionContext = m_fetchManager->getExecutionContext())
+            InspectorInstrumentation::willSendXMLHttpRequest(executionContext, r->url());

[dgozman, 2016/05/25 22:00:32]

Let's rename this to |willIssueNetworkRequest|.

[kozy, 2016/05/25 22:24:31]

Done.

         return m_fetchManager->fetch(scriptState, r->passRequestData(scriptState));
     }
 
     DEFINE_INLINE_VIRTUAL_TRACE()
     {
         visitor->trace(m_fetchManager);
         ScopedFetcher::trace(visitor);
         Supplement<T>::trace(visitor);
     }
 
@@ skipping 35 matching lines @@
 }
 
 ScriptPromise GlobalFetch::fetch(ScriptState* scriptState, WorkerGlobalScope& worker, const RequestInfo& input, const Dictionary& init, ExceptionState& exceptionState)
 {
     // Note that UseCounter doesn't work with SharedWorker or ServiceWorker.
     UseCounter::count(worker.getExecutionContext(), UseCounter::Fetch);
     return ScopedFetcher::from(worker)->fetch(scriptState, input, init, exceptionState);
 }
 
 } // namespace blink