<rdar://problem/10449092> Adding a new uppercase hex format specifier. This commit also changes the short names for formats so that uppercase hex can be 'X', which was previously assigned to hex float. hex float now has no short name.

llvm-svn: 161606
diff --git a/lldb/source/Commands/CommandObjectMemory.cpp b/lldb/source/Commands/CommandObjectMemory.cpp
index 7152230..6d9035a 100644
--- a/lldb/source/Commands/CommandObjectMemory.cpp
+++ b/lldb/source/Commands/CommandObjectMemory.cpp
@@ -1116,6 +1116,7 @@
             case eFormatDefault:
             case eFormatBytes:
             case eFormatHex:
+            case eFormatHexUppercase:
             case eFormatPointer:
                 
                 // Decode hex bytes