Use the new member accessors of llvm::enumerate.

The value_type is no longer a struct, it's a class whose
members you have to access via a method.

llvm-svn: 297635
diff --git a/llvm/tools/llvm-cov/CoverageReport.cpp b/llvm/tools/llvm-cov/CoverageReport.cpp
index 6ae64ba..c68bb90 100644
--- a/llvm/tools/llvm-cov/CoverageReport.cpp
+++ b/llvm/tools/llvm-cov/CoverageReport.cpp
@@ -132,13 +132,13 @@
          enumerate(make_range(sys::path::begin(Path), sys::path::end(Path)))) {
       // Do not increase the number of redundant components: that would remove
       // useful parts of already-visited paths.
-      if (Component.Index >= NumRedundant)
+      if (Component.index() >= NumRedundant)
         break;
 
       // Lower the number of redundant components when there's a mismatch
       // between the first path, and the path under consideration.
-      if (FirstPathComponents[Component.Index] != Component.Value) {
-        NumRedundant = Component.Index;
+      if (FirstPathComponents[Component.index()] != Component.value()) {
+        NumRedundant = Component.index();
         break;
       }
     }