Introduce functions to set options in tcmalloc's heap profiler in Chrome for Android.

third_party/tcmalloc/chromium/src/heap-profiler.cc

Index: third_party/tcmalloc/chromium/src/heap-profiler.cc
diff --git a/third_party/tcmalloc/chromium/src/heap-profiler.cc b/third_party/tcmalloc/chromium/src/heap-profiler.cc
index 512dc7cd33139b22b47c0ad3218aa6b1ec94cdb3..9647c9b6a794a9dc83ee4906da4096d21fa4aafc 100644
--- a/third_party/tcmalloc/chromium/src/heap-profiler.cc
+++ b/third_party/tcmalloc/chromium/src/heap-profiler.cc
@@ -620,6 +620,20 @@ extern "C" void HeapProfilerDumpAliveObjects(const char* filename) {
   heap_profile->DumpMarkedObjects(HeapProfileTable::MARK_TWO, filename);
 }
 
+#if defined(OS_ANDROID)
+extern "C" void HeapProfilerSetTimeInterval(int time_interval) {
+  FLAGS_heap_profile_time_interval = static_cast<int64>(time_interval);
+}
+
+extern "C" void HeapProfilerSetMmapProfile(bool mmap_profile) {
+  FLAGS_mmap_profile = mmap_profile;
+}
+
+extern "C" void HeapProfilerSetDeepHeapProfile(bool deep_heap_profile) {
+  FLAGS_deep_heap_profile = deep_heap_profile;
+}
+#endif  // defined(OS_ANDROID)
+
 //----------------------------------------------------------------------
 // Initialization/finalization code
 //----------------------------------------------------------------------