add leaks flag to show unref'd insts

gm/gmmain.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /*
  * Code for the "gm" (Golden Master) rendering comparison tool.
  *
@@ skipping 1412 matching lines @@
               "use the default. 0 for either disables the cache.");
 #endif
 DEFINE_bool(hierarchy, false, "Whether to use multilevel directory structure "
             "when reading/writing files.");
 DEFINE_string(ignoreErrorTypes, kDefaultIgnorableErrorTypes.asString(" ").c_str(),
               "Space-separated list of ErrorTypes that should be ignored. If any *other* error "
               "types are encountered, the tool will exit with a nonzero return value.");
 DEFINE_string(ignoreFailuresFile, "", "Path to file containing a list of tests for which we "
               "should ignore failures.\n"
               "The file should list one test per line, except for comment lines starting with #");
+DEFINE_bool2(leaks, l, false, "show leaked ref cnt'd objects.");
 DEFINE_string(match, "", "[~][^]substring[$] [...] of test name to run.\n"
               "Multiple matches may be separated by spaces.\n"
               "~ causes a matching test to always be skipped\n"
               "^ requires the start of the test to match\n"
               "$ requires the end of the test to match\n"
               "^ and $ requires an exact match\n"
               "If a test does not match any list entry,\n"
               "it is skipped unless some list entry starts with ~");
 DEFINE_string(missingExpectationsPath, "", "Write images for tests without expectations "
               "into this directory.");
@@ skipping 748 matching lines @@
     if (FLAGS_pdfJpegQuality < -1 || FLAGS_pdfJpegQuality > 100) {
         gm_fprintf(stderr, "%s\n", "pdfJpegQuality must be in [-1 .. 100] range.");
         return false;
     }
     return true;
 }
 
 int tool_main(int argc, char** argv);
 int tool_main(int argc, char** argv) {
 
+    SkString usage;
+    usage.printf("Run the golden master tests.\n");
+    SkCommandLineFlags::SetUsage(usage.c_str());
+    SkCommandLineFlags::Parse(argc, argv);
+
 #if SK_ENABLE_INST_COUNT
-    gPrintInstCount = true;
+    if (FLAGS_leaks) {
+        gPrintInstCount = true;
+    }
 #endif
 
     SkGraphics::Init();
     // we don't need to see this during a run
     gSkSuppressFontCachePurgeSpew = true;
 
     setSystemPreferences();
     GMMain gmmain;
 
-    SkString usage;
-    usage.printf("Run the golden master tests.\n");
-    SkCommandLineFlags::SetUsage(usage.c_str());
-    SkCommandLineFlags::Parse(argc, argv);
-
     SkTDArray<size_t> configs;
 
     int moduloRemainder = -1;
     int moduloDivisor = -1;
     SkTDArray<const PDFRasterizerData*> pdfRasterizers;
     SkTDArray<SkScalar> tileGridReplayScales;
 #if SK_SUPPORT_GPU
     GrContextFactory* grFactory = new GrContextFactory;
 #else
     GrContextFactory* grFactory = NULL;
@@ skipping 182 matching lines @@
     if (FLAGS_forceBWtext) {
         canvas->setDrawFilter(SkNEW(BWTextDrawFilter))->unref();
     }
 }
 
 #if !defined(SK_BUILD_FOR_IOS) && !defined(SK_BUILD_FOR_NACL)
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif