[analyzer] Fix use-after-free in HandleTranslationUnit.
A patch by Dmitri Gribenko!
The attached patch fixes a use-after-free in AnalysisConsumer::HandleTranslationUnit. The problem is that
BugReporter's destructor runs after AnalysisManager has been already
deleted. The fix introduces a scope to force correct destruction
order.
A crash happens only when reports have been added in AnalysisConsumer::HandleTranslationUnit's BugReporter. We don't have such checkers in clang so no test.
llvm-svn: 147732