Fix non-TF targets after r24546.

Fix mips64 and x87 builds.

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/644463005

Patch from Paul Lind <paul.lind@imgtec.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24573 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/compiler/instruction-selector.cc

@@ -1020,6 +1020,12 @@ MACHINE_OP_LIST(DECLARE_UNIMPLEMENTED_SELECTOR)
 
 void InstructionSelector::VisitCall(Node* node) { UNIMPLEMENTED(); }
 
+
+void InstructionSelector::VisitBranch(Node* branch, BasicBlock* tbranch,
+                                      BasicBlock* fbranch) {
+  UNIMPLEMENTED();
+}
+
 #endif  // !V8_TURBOFAN_BACKEND
 
 }  // namespace compiler