| Index: third_party/WebKit/Source/core/inspector/InspectorTraceEvents.cpp
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| diff --git a/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.cpp b/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.cpp
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| index 1481a91e9a934dbbfbbd234ec868e14438f32018..15bf2e667034994145104cc28f4ebb3520a63004 100644
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| --- a/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.cpp
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| +++ b/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.cpp
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| @@ -24,6 +24,7 @@
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|  #include "core/layout/HitTestResult.h"
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|  #include "core/layout/LayoutImage.h"
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|  #include "core/layout/LayoutObject.h"
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| +#include "core/loader/DocumentLoader.h"
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|  #include "core/loader/resource/CSSStyleSheetResource.h"
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|  #include "core/page/Page.h"
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|  #include "core/paint/PaintLayer.h"
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| @@ -107,55 +108,58 @@ DEFINE_TRACE(InspectorTraceEvents) {
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|  }
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|  
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|  void InspectorTraceEvents::WillSendRequest(
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| -    LocalFrame* frame,
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|      unsigned long identifier,
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| -    DocumentLoader*,
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| +    DocumentLoader* loader,
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|      ResourceRequest& request,
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|      const ResourceResponse& redirect_response,
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|      const FetchInitiatorInfo&) {
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| +  LocalFrame* frame = loader ? loader->GetFrame() : nullptr;
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|    TRACE_EVENT_INSTANT1(
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|        "devtools.timeline", "ResourceSendRequest", TRACE_EVENT_SCOPE_THREAD,
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|        "data", InspectorSendRequestEvent::Data(identifier, frame, request));
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| -  probe::AsyncTaskScheduled(frame->GetDocument(), "SendRequest",
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| -                            AsyncId(identifier));
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| +  probe::AsyncTaskScheduled(frame ? frame->GetDocument() : nullptr,
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| +                            "SendRequest", AsyncId(identifier));
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|  }
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|  
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|  void InspectorTraceEvents::DidReceiveResourceResponse(
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| -    LocalFrame* frame,
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|      unsigned long identifier,
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| -    DocumentLoader*,
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| +    DocumentLoader* loader,
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|      const ResourceResponse& response,
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|      Resource*) {
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| +  LocalFrame* frame = loader ? loader->GetFrame() : nullptr;
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|    TRACE_EVENT_INSTANT1(
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|        "devtools.timeline", "ResourceReceiveResponse", TRACE_EVENT_SCOPE_THREAD,
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|        "data", InspectorReceiveResponseEvent::Data(identifier, frame, response));
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| -  probe::AsyncTask async_task(frame->GetDocument(), AsyncId(identifier),
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| -                              "response");
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| +  probe::AsyncTask async_task(frame ? frame->GetDocument() : nullptr,
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| +                              AsyncId(identifier), "response");
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|  }
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|  
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| -void InspectorTraceEvents::DidReceiveData(LocalFrame* frame,
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| -                                          unsigned long identifier,
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| +void InspectorTraceEvents::DidReceiveData(unsigned long identifier,
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| +                                          DocumentLoader* loader,
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|                                            const char* data,
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|                                            int encoded_data_length) {
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| +  LocalFrame* frame = loader ? loader->GetFrame() : nullptr;
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|    TRACE_EVENT_INSTANT1(
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|        "devtools.timeline", "ResourceReceivedData", TRACE_EVENT_SCOPE_THREAD,
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|        "data",
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|        InspectorReceiveDataEvent::Data(identifier, frame, encoded_data_length));
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| -  probe::AsyncTask async_task(frame->GetDocument(), AsyncId(identifier),
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| -                              "data");
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| +  probe::AsyncTask async_task(frame ? frame->GetDocument() : nullptr,
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| +                              AsyncId(identifier), "data");
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|  }
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|  
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| -void InspectorTraceEvents::DidFinishLoading(LocalFrame* frame,
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| -                                            unsigned long identifier,
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| +void InspectorTraceEvents::DidFinishLoading(unsigned long identifier,
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| +                                            DocumentLoader* loader,
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|                                              double finish_time,
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|                                              int64_t encoded_data_length,
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|                                              int64_t decoded_body_length) {
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| +  LocalFrame* frame = loader ? loader->GetFrame() : nullptr;
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|    TRACE_EVENT_INSTANT1("devtools.timeline", "ResourceFinish",
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|                         TRACE_EVENT_SCOPE_THREAD, "data",
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|                         InspectorResourceFinishEvent::Data(
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|                             identifier, finish_time, false, encoded_data_length,
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|                             decoded_body_length));
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| -  probe::AsyncTask async_task(frame->GetDocument(), AsyncId(identifier));
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| +  probe::AsyncTask async_task(frame ? frame->GetDocument() : nullptr,
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| +                              AsyncId(identifier));
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|  }
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|  
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|  void InspectorTraceEvents::DidFailLoading(unsigned long identifier,
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| 
 |