[Cleanup] Reduce dependencies on swift/AST/LazyResolver.h.

Author: DougGregor

include/swift/AST/Decl.h

@@ -27,7 +27,6 @@
 #include "swift/AST/GenericParamKey.h"
 #include "swift/AST/IfConfigClause.h"
 #include "swift/AST/LayoutConstraint.h"
-#include "swift/AST/LazyResolver.h"
 #include "swift/AST/TypeAlignments.h"
 #include "swift/AST/TypeWalker.h"
 #include "swift/AST/Witness.h"
@@ -62,6 +61,7 @@ namespace swift {
   class GenericSignature;
   class GenericTypeParamDecl;
   class GenericTypeParamType;
+  class LazyResolver;
   class ModuleDecl;
   class NameAliasType;
   class EnumCaseDecl;

lib/AST/ASTScope.cpp

@@ -20,6 +20,7 @@
 #include "swift/AST/Decl.h"
 #include "swift/AST/Expr.h"
 #include "swift/AST/Initializer.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/Module.h"
 #include "swift/AST/ParameterList.h"
 #include "swift/AST/Pattern.h"

lib/AST/ConformanceLookupTable.cpp

@@ -18,6 +18,7 @@
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/Decl.h"
 #include "swift/AST/ExistentialLayout.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/Module.h"
 #include "swift/AST/ProtocolConformance.h"
 #include "swift/AST/ProtocolConformanceRef.h"

lib/AST/DeclContext.cpp

@@ -17,6 +17,7 @@
 #include "swift/AST/Expr.h"
 #include "swift/AST/GenericEnvironment.h"
 #include "swift/AST/Initializer.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/Module.h"
 #include "swift/AST/Types.h"
 #include "swift/Basic/SourceManager.h"

lib/AST/GenericSignatureBuilder.cpp

@@ -22,6 +22,7 @@
 #include "swift/AST/DiagnosticEngine.h"
 #include "swift/AST/ExistentialLayout.h"
 #include "swift/AST/GenericEnvironment.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/Module.h"
 #include "swift/AST/ParameterList.h"
 #include "swift/AST/ProtocolConformance.h"

lib/AST/LookupVisibleDecls.cpp

@@ -19,6 +19,7 @@
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/GenericSignatureBuilder.h"
 #include "swift/AST/Initializer.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/NameLookup.h"
 #include "swift/AST/ProtocolConformance.h"
 #include "swift/AST/SubstitutionMap.h"

lib/AST/SubstitutionMap.cpp

@@ -26,6 +26,7 @@
 #include "swift/AST/ASTContext.h"
 #include "swift/AST/Decl.h"
 #include "swift/AST/GenericEnvironment.h"
+#include "swift/AST/LazyResolver.h"
 #include "swift/AST/Module.h"
 #include "swift/AST/ProtocolConformance.h"
 #include "swift/AST/Types.h"