swift

fce1cb54 - [AST] Merge BridgedDiagnosticEngine + BridgedDiagEngine

[AST] Merge BridgedDiagnosticEngine + BridgedDiagEngine Introduce a macro that can stamp out wrapper classes for underlying C++ pointers, and use it to define BridgedDiagnosticEngine in ASTBridging. Then, migrate users of BridgedDiagEngine onto it.