Revert of Add task location information to ExecutionContext

Source/modules/webdatabase/DatabaseManager.cpp

Index: Source/modules/webdatabase/DatabaseManager.cpp
diff --git a/Source/modules/webdatabase/DatabaseManager.cpp b/Source/modules/webdatabase/DatabaseManager.cpp
index b8cac5c0622250c29afbe3ef7ba5c1b98634f10b..7156e08b446a3e68acc2320b66c6aebabd4bda4f 100644
--- a/Source/modules/webdatabase/DatabaseManager.cpp
+++ b/Source/modules/webdatabase/DatabaseManager.cpp
@@ -40,7 +40,6 @@
 #include "modules/webdatabase/DatabaseTracker.h"
 #include "platform/Logging.h"
 #include "platform/weborigin/SecurityOrigin.h"
-#include "public/platform/WebTraceLocation.h"
 #include "wtf/MainThread.h"
 
 namespace blink {
@@ -220,7 +219,7 @@
 
     if (database->isNew() && creationCallback) {
         WTF_LOG(StorageAPI, "Scheduling DatabaseCreationCallbackTask for database %p\n", database);
-        database->executionContext()->postTask(FROM_HERE, DatabaseCreationCallbackTask::create(database, creationCallback));
+        database->executionContext()->postTask(DatabaseCreationCallbackTask::create(database, creationCallback));
     }
 
     ASSERT(database);