Remove the ASTContext parameter from the getBody() methods of Decl and subclasses.

Timings showed no significant difference before and after the commit.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@74504 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGObjC.cpp b/lib/CodeGen/CGObjC.cpp
index 51f9a76..33cb5bc 100644
--- a/lib/CodeGen/CGObjC.cpp
+++ b/lib/CodeGen/CGObjC.cpp
@@ -129,8 +129,8 @@
   if (CGM.getDebugInfo() && !OMD->hasAttr<NodebugAttr>())
     DebugInfo = CGM.getDebugInfo();
   StartObjCMethod(OMD, OMD->getClassInterface());
-  EmitStmt(OMD->getBody(getContext()));
-  FinishFunction(OMD->getBodyRBrace(getContext()));
+  EmitStmt(OMD->getBody());
+  FinishFunction(OMD->getBodyRBrace());
 }
 
 // FIXME: I wasn't sure about the synthesis approach. If we end up generating an