Use SmallVectorImpl::iterator/const_iterator instead of SmallVector to avoid specifying the vector size.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185606 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index 0191636..c463e9f 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -118,7 +118,7 @@
 }
 
 bool ExecutionEngine::removeModule(Module *M) {
-  for(SmallVector<Module *, 1>::iterator I = Modules.begin(),
+  for(SmallVectorImpl<Module *>::iterator I = Modules.begin(),
         E = Modules.end(); I != E; ++I) {
     Module *Found = *I;
     if (Found == M) {