Update //base to chromium 9659b08ea5a34f889dc4166217f438095ddc10d2

base/trace_event/memory_dump_request_args.h

Index: base/trace_event/memory_dump_request_args.h
diff --git a/base/trace_event/memory_dump_request_args.h b/base/trace_event/memory_dump_request_args.h
index 4d3763acf16a1922f715816da3b5e6c07cbcc715..05d98be94e4c294a2796f9d1073d8fa7b399d35b 100644
--- a/base/trace_event/memory_dump_request_args.h
+++ b/base/trace_event/memory_dump_request_args.h
@@ -20,10 +20,15 @@ enum class MemoryDumpType {
   TASK_BEGIN,         // Dumping memory at the beginning of a message-loop task.
   TASK_END,           // Dumping memory at the ending of a message-loop task.
   PERIODIC_INTERVAL,  // Dumping memory at periodic intervals.
-  EXPLICITLY_TRIGGERED,  // Non maskable dump request.
-  LAST = EXPLICITLY_TRIGGERED // For IPC macros.
+  PERIODIC_INTERVAL_WITH_MMAPS,  // As above but w/ heavyweight mmaps dumps.
+                                 // Temporary workaround for crbug.com/499731.
+  EXPLICITLY_TRIGGERED,          // Non maskable dump request.
+  LAST = EXPLICITLY_TRIGGERED    // For IPC macros.
 };
 
+// Returns the name in string for the dump type given.
+BASE_EXPORT const char* MemoryDumpTypeToString(const MemoryDumpType& dump_type);
+
 using MemoryDumpCallback = Callback<void(uint64 dump_guid, bool success)>;
 
 struct BASE_EXPORT MemoryDumpRequestArgs {