[tracing] Add names to memory-infra dumpers for debugging

gpu/command_buffer/service/texture_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/texture_manager.h"
 
 #include <algorithm>
 #include <set>
 #include <utility>
 
@@ skipping 1397 matching lines @@
 
   if (feature_info_->feature_flags().arb_texture_rectangle) {
     default_textures_[kRectangleARB] = CreateDefaultAndBlackTextures(
         GL_TEXTURE_RECTANGLE_ARB, &black_texture_ids_[kRectangleARB]);
   }
 
   // When created from InProcessCommandBuffer, we won't have a |memory_tracker_|
   // so don't register a dump provider.
   if (memory_tracker_) {
     base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
-        this, base::ThreadTaskRunnerHandle::Get());
+        this, "gpu::TextureManager", base::ThreadTaskRunnerHandle::Get());
   }
 
   return true;
 }
 
 scoped_refptr<TextureRef>
     TextureManager::CreateDefaultAndBlackTextures(
         GLenum target,
         GLuint* black_texture) {
   static uint8 black[] = {0, 0, 0, 255};
@@ skipping 734 matching lines @@
   pmd->AddOwnershipEdge(client_guid, service_guid, importance);
 
   // Dump all sub-levels held by the texture. They will appear below the main
   // gl/textures/client_X/texture_Y dump.
   ref->texture()->DumpLevelMemory(pmd, memory_tracker_->ClientTracingId(),
                                   dump_name);
 }
 
 }  // namespace gles2
 }  // namespace gpu