Add task location information to ExecutionContext

Source/modules/filesystem/DOMFileSystem.h

Index: Source/modules/filesystem/DOMFileSystem.h
diff --git a/Source/modules/filesystem/DOMFileSystem.h b/Source/modules/filesystem/DOMFileSystem.h
index 5f3db6aead21088b39d02cb3c573af4ef1a0839f..4cab9dc0b0e37fc3f1fd1d7a58dd268600db2b84 100644
--- a/Source/modules/filesystem/DOMFileSystem.h
+++ b/Source/modules/filesystem/DOMFileSystem.h
@@ -38,6 +38,7 @@
 #include "modules/filesystem/DOMFileSystemBase.h"
 #include "modules/filesystem/EntriesCallback.h"
 #include "platform/heap/Handle.h"
+#include "public/platform/WebTraceLocation.h"
 
 namespace blink {
 
@@ -202,7 +203,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackRefPtrArgTask<CB, CBArg>(callback, arg)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackRefPtrArgTask<CB, CBArg>(callback, arg)));
 }
 
 template <typename CB, typename CBArg>
@@ -210,7 +211,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackPtrArgTask<CB, CBArg>(callback, arg)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackPtrArgTask<CB, CBArg>(callback, arg)));
 }
 
 template <typename CB, typename CBArg>
@@ -218,7 +219,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackNonPtrArgTask<CB, PersistentHeapVector<CBArg>>(callback, arg)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackNonPtrArgTask<CB, PersistentHeapVector<CBArg>>(callback, arg)));
 }
 
 template <typename CB, typename CBArg>
@@ -226,7 +227,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackNonPtrArgTask<CB, CBArg>(callback, arg)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackNonPtrArgTask<CB, CBArg>(callback, arg)));
 }
 
 template <typename CB, typename CBArg>
@@ -234,7 +235,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackNonPtrArgTask<CB, Persistent<CBArg>>(callback, arg)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackNonPtrArgTask<CB, Persistent<CBArg>>(callback, arg)));
 }
 
 template <typename CB>
@@ -242,7 +243,7 @@ void DOMFileSystem::scheduleCallback(ExecutionContext* executionContext, CB* cal
 {
     ASSERT(executionContext->isContextThread());
     if (callback)
-        executionContext->postTask(adoptPtr(new DispatchCallbackNoArgTask<CB>(callback)));
+        executionContext->postTask(FROM_HERE, adoptPtr(new DispatchCallbackNoArgTask<CB>(callback)));
 }
 
 } // namespace blink