Specify TaskType of posted Task explicitly in FileAPIs (4)

third_party/WebKit/Source/core/fileapi/FileReader.cpp

Index: third_party/WebKit/Source/core/fileapi/FileReader.cpp
diff --git a/third_party/WebKit/Source/core/fileapi/FileReader.cpp b/third_party/WebKit/Source/core/fileapi/FileReader.cpp
index 15e1264ace4cffd7736ef3986b9391697cb00c0f..85d60cda9cc3b2285f86966dcfa681e5d2e58d9f 100644
--- a/third_party/WebKit/Source/core/fileapi/FileReader.cpp
+++ b/third_party/WebKit/Source/core/fileapi/FileReader.cpp
@@ -37,6 +37,7 @@
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/ExecutionContextTask.h"
+#include "core/dom/TaskRunnerHelper.h"
 #include "core/events/ProgressEvent.h"
 #include "core/fileapi/File.h"
 #include "core/inspector/InspectorInstrumentation.h"
@@ -355,7 +356,7 @@ void FileReader::abort() {
   // to be on the stack when doing so. The persistent reference keeps the
   // reader alive until the task has completed.
   getExecutionContext()->postTask(
-      BLINK_FROM_HERE,
+      TaskType::FileReading, BLINK_FROM_HERE,
       createSameThreadTask(&FileReader::terminate, wrapPersistent(this)));
 }