Remove dimensions_in_condition from statsd metrics

The dimensions_in_condition field is not used for any configs in statsd.
The functionality that it was intended to provide will be replaced by
StateTracker which is being tracked in b/136566566.

go/remove-dic contains background information on what was
removed/changed and why

Test: bit statsd_test:*
&& atest CtsStatsdHostTestCases
&& atest GtsStatsdHostTestCases

Change-Id: Ic328fa5fe027377380ba57363d9bc77985f18376
diff --git a/cmds/statsd/src/condition/CombinationConditionTracker.h b/cmds/statsd/src/condition/CombinationConditionTracker.h
index 481cb20..e3d8601 100644
--- a/cmds/statsd/src/condition/CombinationConditionTracker.h
+++ b/cmds/statsd/src/condition/CombinationConditionTracker.h
@@ -43,17 +43,8 @@
 
     void isConditionMet(const ConditionKey& conditionParameters,
                         const std::vector<sp<ConditionTracker>>& allConditions,
-                        const vector<Matcher>& dimensionFields,
-                        const bool isSubOutputDimensionFields,
                         const bool isPartialLink,
-                        std::vector<ConditionState>& conditionCache,
-                        std::unordered_set<HashableDimensionKey>& dimensionsKeySet) const override;
-
-    ConditionState getMetConditionDimension(
-            const std::vector<sp<ConditionTracker>>& allConditions,
-            const vector<Matcher>& dimensionFields,
-            const bool isSubOutputDimensionFields,
-            std::unordered_set<HashableDimensionKey>& dimensionsKeySet) const override;
+                        std::vector<ConditionState>& conditionCache) const override;
 
     // Only one child predicate can have dimension.
     const std::set<HashableDimensionKey>* getChangedToTrueDimensions(