Handle invalid protolog message format more gracefully

Will now throw error with the following prefix: 'Code processing error in MyFile.java:123'

Bug: 403564102
Test: atest com.android.protolog.tool.ProtoLogCallProcessorImplTest
Flag: EXEMPT minor error handling change
Change-Id: Ifa7d566fae22d1bd2607a41e735113119bfbd7e0