Wire up resource cache stats dumping in nanobench

src/gpu/GrTest.cpp

Index: src/gpu/GrTest.cpp
diff --git a/src/gpu/GrTest.cpp b/src/gpu/GrTest.cpp
index 29b13c7b7ccd52df1c1a4a37dc3fd230b3322929..086534566217b55605ffa7983e605e039b00f9e5 100644
--- a/src/gpu/GrTest.cpp
+++ b/src/gpu/GrTest.cpp
@@ -105,6 +105,13 @@ void GrContext::dumpCacheStats(SkString* out) const {
 #endif
 }
 
+void GrContext::dumpCacheStatsKeyValuePairs(SkTArray<SkString>* keys,
+                                            SkTArray<double>* values) const {
+#if GR_CACHE_STATS
+    fResourceCache->dumpStatsKeyValuePairs(keys, values);
+#endif
+}
+
 void GrContext::printCacheStats() const {
     SkString out;
     this->dumpCacheStats(&out);
@@ -217,6 +224,22 @@ void GrResourceCache::dumpStats(SkString* out) const {
                  SkToInt(stats.fUnbudgetedSize), SkToInt(fHighWaterBytes));
 }
 
+void GrResourceCache::dumpStatsKeyValuePairs(SkTArray<SkString>* keys,
+                                             SkTArray<double>* values) const {
+    this->validate();
+
+    Stats stats;
+    this->getStats(&stats);
+

[robertphillips, 2015/12/02 21:02:13]

Would it make sense for all these to have the same prefix: "gpu_cache" ? They
would be easier to find in the perf GUI.

[joshualitt, 2015/12/02 21:28:37]

Acknowledged.

+    keys->push_back(SkString("total_cache_entries")); values->push_back(stats.fTotal);
+    keys->push_back(SkString("external_cache_entries")); values->push_back(stats.fExternal);
+    keys->push_back(SkString("borrowed_cache_entries")); values->push_back(stats.fBorrowed);
+    keys->push_back(SkString("adopted_cache_entries")); values->push_back(stats.fAdopted);

[robertphillips, 2015/12/02 21:02:13]

fNumPurgeable too ?

[joshualitt, 2015/12/02 21:28:37]

Acknowledged.

+    keys->push_back(SkString("non_purgable_cache_entries")); values->push_back(stats.fNumNonPurgeable);
+    keys->push_back(SkString("scratch_cache_entries")); values->push_back(stats.fScratch);
+    keys->push_back(SkString("cache_unbudgeted_size")); values->push_back(stats.fUnbudgetedSize);
+}
+
 #endif
 
 ///////////////////////////////////////////////////////////////////////////////