Fix Config.h, Android.mk, and IsLittleEndianHost issue.

s/isLittleEndianHost()/IsLittleEndianHost

Change-Id: I7fdd467f65572c8c721cb58130ad9646e547a8af
diff --git a/lib/LD/GNUArchiveReader.cpp b/lib/LD/GNUArchiveReader.cpp
index 6324824..e391b20 100644
--- a/lib/LD/GNUArchiveReader.cpp
+++ b/lib/LD/GNUArchiveReader.cpp
@@ -265,7 +265,7 @@
 
     // read the number of symbols
     uint32_t number = 0;
-    if (llvm::sys::isLittleEndianHost())
+    if (llvm::sys::IsLittleEndianHost)
       number = mcld::bswap32(*data);
     else
       number = *data;
@@ -276,7 +276,7 @@
 
     // add the archive symbols
     for (uint32_t i = 0; i < number; ++i) {
-      if (llvm::sys::isLittleEndianHost())
+      if (llvm::sys::IsLittleEndianHost)
         pArchive.addSymbol(name, mcld::bswap32(*data));
       else
         pArchive.addSymbol(name, *data);