Fix assertion in SymbolFilePDB

llvm::Error requires all errors to be handled. Simply checking the whether there was an error is
not enough, you have to actuall call handle(All)Errors, in case there was an error.

llvm-svn: 268906

lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.cpp

@@ -20,6 +20,7 @@
 #include "lldb/Symbol/SymbolContext.h"
 #include "lldb/Symbol/TypeMap.h"
 
+#include "llvm/DebugInfo/PDB/GenericError.h"
 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
 #include "llvm/DebugInfo/PDB/IPDBLineNumber.h"
 #include "llvm/DebugInfo/PDB/IPDBSourceFile.h"
@@ -119,7 +120,10 @@ SymbolFilePDB::CalculateAbilities()
         std::string exePath = m_obj_file->GetFileSpec().GetPath();
         auto error = loadDataForEXE(PDB_ReaderType::DIA, llvm::StringRef(exePath), m_session_up);
         if (error)
+        {
+            handleAllErrors(std::move(error), [](const GenericError &GE) {});
             return 0;
+        }
     }
     return CompileUnits | LineTables;
 }