Rename InterfacePtr's WaitForIncomingMethodCall() -> WaitForIncomingResponse().

mojo/services/files/public/c/lib/directory_wrapper.cc

Index: mojo/services/files/public/c/lib/directory_wrapper.cc
diff --git a/mojo/services/files/public/c/lib/directory_wrapper.cc b/mojo/services/files/public/c/lib/directory_wrapper.cc
index cf1be69b2eff5dfc7b1f9aadf4df1123becdc94a..d67615d3655e642434afbc51837f29c03b42bbea 100644
--- a/mojo/services/files/public/c/lib/directory_wrapper.cc
+++ b/mojo/services/files/public/c/lib/directory_wrapper.cc
@@ -74,7 +74,7 @@ std::unique_ptr<FDImpl> DirectoryWrapper::Open(const char* path,
   mojo::files::Error error = mojo::files::ERROR_INTERNAL;
   directory_->OpenFile(path, mojo::GetProxy(&file), mojo_open_flags,
                        Capture(&error));
-  if (!directory_.WaitForIncomingMethodCall()) {
+  if (!directory_.WaitForIncomingResponse()) {
     // This may be somewhat surprising. The implication is that the CWD is
     // stale, which may be a little strange.
     errno_setter.Set(ESTALE);
@@ -98,7 +98,7 @@ bool DirectoryWrapper::Chdir(const char* path) {
       path, mojo::GetProxy(&new_directory),
       mojo::files::kOpenFlagRead | mojo::files::kOpenFlagWrite,
       Capture(&error));
-  if (!directory_.WaitForIncomingMethodCall()) {
+  if (!directory_.WaitForIncomingResponse()) {
     // This may be somewhat surprising. The implication is that the CWD is
     // stale, which may be a little strange.
     return errno_setter.Set(ESTALE);