Fix error reporting in the PNaCl bitcode reader.

tools/llvm-dis/llvm-dis.cpp

Index: tools/llvm-dis/llvm-dis.cpp
diff --git a/tools/llvm-dis/llvm-dis.cpp b/tools/llvm-dis/llvm-dis.cpp
index bdce91184a377f36175d2469ce0b2109b2d1be0d..53efbf8a35af6599a4301700f25a1814dcb25b8f 100644
--- a/tools/llvm-dis/llvm-dis.cpp
+++ b/tools/llvm-dis/llvm-dis.cpp
@@ -162,7 +162,8 @@ int main(int argc, char **argv) {
         break;
       case PNaClFormat:
         M.reset(getNaClStreamedBitcodeModule(
-            DisplayFilename, Buffer.release(), Context, &ErrorMessage));
+            DisplayFilename, Buffer.release(), Context,
+            /*VerboseErrors=*/true, &ErrorMessage));
         break;
       default:
         ErrorMessage = "Don't understand specified bitcode format";