Move Log from Core -> Utility.

All references to Host and Core have been removed, so this
class can now safely be lowered into Utility.

Differential Revision: https://reviews.llvm.org/D30559

llvm-svn: 296909
diff --git a/lldb/source/API/SBQueue.cpp b/lldb/source/API/SBQueue.cpp
index c6f5305..5f85211 100644
--- a/lldb/source/API/SBQueue.cpp
+++ b/lldb/source/API/SBQueue.cpp
@@ -15,11 +15,11 @@
 #include "lldb/API/SBQueueItem.h"
 #include "lldb/API/SBThread.h"
 
-#include "lldb/Core/Log.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Queue.h"
 #include "lldb/Target/QueueItem.h"
 #include "lldb/Target/Thread.h"
+#include "lldb/Utility/Log.h"
 
 using namespace lldb;
 using namespace lldb_private;