Fix compile warnings

Remove variable 'policyCount' to avoid compile warning.

Test: mmm frameworks/base/tools/incident_section_gen/, presubmit check.

Change-Id: If16ad80691ea666060da1e4eaa4c26737bd96288
Signed-off-by: jiayi Li <lijiayi@eswincomputing.com>

tools/incident_section_gen/main.cpp

@@ -383,13 +383,11 @@ static bool generatePrivacyFlags(const Descriptor* descriptor, const Destination
     if (allDefaults) return false;
 
     emptyline();
-    int policyCount = 0;
     printf("Privacy* %s[] = {\n", messageName.c_str());
     for (size_t i=0; i<fieldsInOrder.size(); i++) {
         const FieldDescriptor* field = fieldsInOrder[i];
         if (hasDefaultFlags[i]) continue; // NOLINT(clang-analyzer-core.uninitialized.Branch)
         printf("    &%s,\n", getFieldName(field).c_str());
-        policyCount++;
     }
     printf("    NULL };\n");
     emptyline();