Fix a build issue on Debian unstable. The compiler rejected the convertion to ‘bool’ from ‘std::nullptr_t’

llvm-svn: 251276

lldb/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp

@@ -1522,7 +1522,7 @@ RenderScriptRuntime::LoadAllocation(Stream &strm, const uint32_t alloc_id, const
         {
             if (log)
                 log->Printf("RenderScriptRuntime::LoadAllocation - Couldn't JIT allocation details");
-            return nullptr;
+            return false;
         }
     }
 
@@ -1637,7 +1637,7 @@ RenderScriptRuntime::SaveAllocation(Stream &strm, const uint32_t alloc_id, const
         {
             if (log)
                 log->Printf("RenderScriptRuntime::SaveAllocation - Couldn't JIT allocation details");
-            return nullptr;
+            return false;
         }
     }