Fix PNaCl-local files after merging LLVM 3.4

lib/Bitcode/NaCl/Writer/NaClBitcodeWriter.cpp

 //===--- Bitcode/NaCl/Writer/NaClBitcodeWriter.cpp - Bitcode Writer -------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // Bitcode writer implementation.
@@ skipping 677 matching lines @@
 
       Code = naclbitc::FUNC_CODE_INST_SWITCH;
       const SwitchInst &SI = cast<SwitchInst>(I);
 
       Vals64.push_back(VE.getTypeID(SI.getCondition()->getType()));
       pushValue64(SI.getCondition(), InstID, Vals64, VE, Stream);
       Vals64.push_back(VE.getValueID(SI.getDefaultDest()));
       Vals64.push_back(SI.getNumCases());
       for (SwitchInst::ConstCaseIt i = SI.case_begin(), e = SI.case_end();
            i != e; ++i) {
-        // This check will go away when we merge upstream's r190328,
-        // which removes all case range support.
-        if (!i.getCaseValueEx().isSingleNumber())
-          report_fatal_error("Case ranges are not supported in PNaCl bitcode");
-
         // The PNaCl bitcode format has vestigial support for case
         // ranges, but we no longer support reading or writing them,
         // so the next two fields always have the same values.
         // See https://code.google.com/p/nativeclient/issues/detail?id=3758
         Vals64.push_back(1/*NumItems = 1*/);
         Vals64.push_back(true/*IsSingleNumber = true*/);
 
         emitSignedInt64(Vals64, i.getCaseValue()->getSExtValue());
         Vals64.push_back(VE.getValueID(i.getCaseSuccessor()));
       }
@@ skipping 518 matching lines @@
       NaClWriteHeader(Header, Stream);
     }
 
     // Emit the module.
     WriteModule(M, Stream);
   }
 
   // Write the generated bitstream to "Out".
   Out.write((char*)&Buffer.front(), Buffer.size());
 }