[tracing] Introduce MemoryDumpArgs to enable light and heavy dumps

content/common/gpu/gpu_channel.cc

Index: content/common/gpu/gpu_channel.cc
diff --git a/content/common/gpu/gpu_channel.cc b/content/common/gpu/gpu_channel.cc
index 2afaf3d13c1dc14316c47452b29302e596b258a8..2fba7e60d7d5c78d6f20e6bc09d191a910ba44ee 100644
--- a/content/common/gpu/gpu_channel.cc
+++ b/content/common/gpu/gpu_channel.cc
@@ -898,7 +898,8 @@ void GpuChannel::HandleUpdateValueState(
   pending_valuebuffer_state_->UpdateState(target, state);
 }
 
-bool GpuChannel::OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd) {
+bool GpuChannel::OnMemoryDump(const base::trace_event::MemoryDumpArgs& args,
+                              base::trace_event::ProcessMemoryDump* pmd) {
   auto dump_name = GetChannelName();
   std::replace(dump_name.begin(), dump_name.end(), '.', '_');