Remove IsExplicit. It was always false.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118639 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/ELFAsmParser.cpp b/lib/MC/MCParser/ELFAsmParser.cpp
index d6c4e45..75eee3d 100644
--- a/lib/MC/MCParser/ELFAsmParser.cpp
+++ b/lib/MC/MCParser/ELFAsmParser.cpp
@@ -331,8 +331,7 @@
                      ? SectionKind::getText()
                      : SectionKind::getDataRel();
   getStreamer().SwitchSection(getContext().getELFSection(SectionName, Type,
-                                                         Flags, Kind, false,
-                                                         Size));
+                                                         Flags, Kind, Size));
   return false;
 }
 
@@ -406,7 +405,7 @@
                                MCSectionELF::SHF_MERGE |
                                MCSectionELF::SHF_STRINGS,
                                SectionKind::getReadOnly(),
-                               false, 1);
+                               1);
 
   static bool First = true;