Implement the getRequestDetails api in chrome side.

content/child/web_process_memory_dump_impl.cc

Index: content/child/web_process_memory_dump_impl.cc
diff --git a/content/child/web_process_memory_dump_impl.cc b/content/child/web_process_memory_dump_impl.cc
index 4f53cb469f911b03ed4324dbe9bcaebc9eccdd91..3dc1ff06088f97fb1ec244c8edee17057149b2cd 100644
--- a/content/child/web_process_memory_dump_impl.cc
+++ b/content/child/web_process_memory_dump_impl.cc
@@ -144,8 +144,12 @@ void WebProcessMemoryDumpImpl::AddSuballocation(
 SkTraceMemoryDump* WebProcessMemoryDumpImpl::CreateDumpAdapterForSkia(
     blink::WebMemoryDumpLevelOfDetail levelOfDetail,
     const blink::WebString& dumpNamePrefix) {
+  base::trace_event::MemoryDumpArgs args = {
+      levelOfDetail == blink::WebMemoryDumpLevelOfDetail::Low
+          ? base::trace_event::MemoryDumpArgs::LevelOfDetail::LOW
+          : base::trace_event::MemoryDumpArgs::LevelOfDetail::HIGH};
   sk_trace_dump_list_.push_back(new skia::SkTraceMemoryDump_Chrome(
-      dumpNamePrefix.utf8().data(), process_memory_dump_));
+      dumpNamePrefix.utf8().data(), args, process_memory_dump_));
   return sk_trace_dump_list_.back();
 }