Rename a few things in statsd_config.proto.

This for frameworks/base/

SimpleLogEntryMatcher -> SimpleAtomMatcher.
simple_log_entry_matcher -> simple_atom_matcher
LogEntryMatcher -> AtomMatcher
log_entry_matcher -> atom_matcher

Test: Ran statsd_test.

Change-Id: I7398758e3fab86235897c162884f5ceab3002510
diff --git a/cmds/statsd/src/matchers/CombinationLogMatchingTracker.cpp b/cmds/statsd/src/matchers/CombinationLogMatchingTracker.cpp
index 78ba762..51a38b6 100644
--- a/cmds/statsd/src/matchers/CombinationLogMatchingTracker.cpp
+++ b/cmds/statsd/src/matchers/CombinationLogMatchingTracker.cpp
@@ -36,7 +36,7 @@
 CombinationLogMatchingTracker::~CombinationLogMatchingTracker() {
 }
 
-bool CombinationLogMatchingTracker::init(const vector<LogEntryMatcher>& allLogMatchers,
+bool CombinationLogMatchingTracker::init(const vector<AtomMatcher>& allLogMatchers,
                                          const vector<sp<LogMatchingTracker>>& allTrackers,
                                          const unordered_map<string, int>& matcherMap,
                                          vector<bool>& stack) {
@@ -47,7 +47,7 @@
     // mark this node as visited in the recursion stack.
     stack[mIndex] = true;
 
-    LogEntryMatcher_Combination matcher = allLogMatchers[mIndex].combination();
+    AtomMatcher_Combination matcher = allLogMatchers[mIndex].combination();
 
     // LogicalOperation is missing in the config
     if (!matcher.has_operation()) {