[memory-infra] Add API to ProcessMemoryDump to create ownership edges for base::SharedMemory

base/trace_event/memory_allocator_dump_guid.cc

Index: base/trace_event/memory_allocator_dump_guid.cc
diff --git a/base/trace_event/memory_allocator_dump_guid.cc b/base/trace_event/memory_allocator_dump_guid.cc
index bf4389a4c759f5ae29bc6fda2cb8c4b4cc536871..ddec816a80499a0320b093e791fb009ab4bae41d 100644
--- a/base/trace_event/memory_allocator_dump_guid.cc
+++ b/base/trace_event/memory_allocator_dump_guid.cc
@@ -20,6 +20,13 @@ uint64_t HashString(const std::string& str) {
 }
 }  // namespace
 
+// static
+bool MemoryAllocatorDumpGuid::UseSharedMemoryBasedGUIDs() {
+  // TODO(hajimehoshi): This should just become the default behavior once the
+  // Mojo GUID (crbug.com/604726) is fixed.
+  return false;
+}
+
 MemoryAllocatorDumpGuid::MemoryAllocatorDumpGuid(uint64_t guid) : guid_(guid) {}
 
 MemoryAllocatorDumpGuid::MemoryAllocatorDumpGuid()