Make stream::operator<< take "const" void *

Summary:
This enables us to avoid casts to "void *" in some cases and avoids a couple of "casts off const
qualifiers" warnings.

Reviewers: clayborg

Subscribers: lldb-commits

Differential Revision: http://reviews.llvm.org/D11388

llvm-svn: 242874
diff --git a/lldb/source/Core/Stream.cpp b/lldb/source/Core/Stream.cpp
index 29bebb3..b3d1a35 100644
--- a/lldb/source/Core/Stream.cpp
+++ b/lldb/source/Core/Stream.cpp
@@ -284,9 +284,9 @@
 // Stream the pointer value out to this stream.
 //------------------------------------------------------------------
 Stream&
-Stream::operator<< (void *p)
+Stream::operator<< (const void *p)
 {
-    Printf ("0x%.*tx", (int)sizeof(void*) * 2, (ptrdiff_t)p);
+    Printf ("0x%.*tx", (int)sizeof(const void*) * 2, (ptrdiff_t)p);
     return *this;
 }