clang-rename: when renaming a field, rename initializers of that field as well

Summary: The second check failed, the initializer wasn't renamed.

Reviewers: cfe-commits, klimek

Differential Revision: http://reviews.llvm.org/D19957

llvm-svn: 268857
diff --git a/clang-tools-extra/clang-rename/USRLocFinder.cpp b/clang-tools-extra/clang-rename/USRLocFinder.cpp
index c7bf106..acb47bb 100644
--- a/clang-tools-extra/clang-rename/USRLocFinder.cpp
+++ b/clang-tools-extra/clang-rename/USRLocFinder.cpp
@@ -57,6 +57,19 @@
     return true;
   }
 
+  bool VisitCXXConstructorDecl(clang::CXXConstructorDecl *ConstructorDecl) {
+    for (clang::CXXConstructorDecl::init_const_iterator it = ConstructorDecl->init_begin(); it != ConstructorDecl->init_end(); ++it) {
+      const clang::CXXCtorInitializer* Initializer = *it;
+      if (const clang::FieldDecl *FieldDecl = Initializer->getAnyMember()) {
+        if (getUSRForDecl(FieldDecl) == USR) {
+          // The initializer refers to a field that is to be renamed.
+          LocationsFound.push_back(Initializer->getSourceLocation());
+        }
+      }
+    }
+    return true;
+  }
+
   // Expression visitors:
 
   bool VisitDeclRefExpr(const DeclRefExpr *Expr) {