Adjust method calls to reflect name changes in
ImmutableSet/ImmtuableMap/ImmutableList APIs.

Along the way, clean up some method names in
the static analyzer so that they are more
descriptive and/or start with lowercase letters.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120071 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Checker/BugReporter.cpp b/lib/Checker/BugReporter.cpp
index b300a05..3fc62f3 100644
--- a/lib/Checker/BugReporter.cpp
+++ b/lib/Checker/BugReporter.cpp
@@ -51,7 +51,7 @@
   }
 
   CallbacksSet.InsertNode(visitor, InsertPos);
-  Callbacks = F.Add(visitor, Callbacks);
+  Callbacks = F.add(visitor, Callbacks);
 }
 
 //===----------------------------------------------------------------------===//
@@ -1333,7 +1333,7 @@
   }
 
   // Remove all references to the BugType objects.
-  BugTypes = F.GetEmptySet();
+  BugTypes = F.getEmptySet();
 }
 
 //===----------------------------------------------------------------------===//
@@ -1615,7 +1615,7 @@
 }
 
 void BugReporter::Register(BugType *BT) {
-  BugTypes = F.Add(BugTypes, BT);
+  BugTypes = F.add(BugTypes, BT);
 }
 
 void BugReporter::EmitReport(BugReport* R) {