Add a new BitstreamEntry concept, and add two helper methods for walking
through a BitstreamCursor that produce it: advance() and 
advanceSkippingSubblocks(), representing the two most common ways clients
want to walk through bitcode.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172919 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index fba8769..b14250b 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1737,7 +1737,7 @@
       // The ranlib in xcode 4 will align archive members by appending newlines
       // to the end of them. If this file size is a multiple of 4 but not 8, we
       // have to read and ignore these final 4 bytes :-(
-      if (Stream.GetAbbrevIDWidth() == 2 && Code == 2 &&
+      if (Stream.getAbbrevIDWidth() == 2 && Code == 2 &&
           Stream.Read(6) == 2 && Stream.Read(24) == 0xa0a0a &&
           Stream.AtEndOfStream())
         return false;
diff --git a/lib/Bitcode/Reader/BitstreamReader.cpp b/lib/Bitcode/Reader/BitstreamReader.cpp
index abc78acc..a5a7c0b 100644
--- a/lib/Bitcode/Reader/BitstreamReader.cpp
+++ b/lib/Bitcode/Reader/BitstreamReader.cpp
@@ -150,7 +150,7 @@
     // the data, do so to avoid copying it.
     if (BlobStart) {
       *BlobStart = (const char*)BitStream->getBitcodeBytes().getPointer(
-                                                                        NextChar, NumElts);
+                                                            NextChar, NumElts);
       *BlobLen = NumElts;
     } else {
       for (; NumElts; ++NextChar, --NumElts)