content/child/web_memory_allocator_dump_impl.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_CHILD_WEB_MEMORY_ALLOCATOR_DUMP_IMPL_H_
   6 #define CONTENT_CHILD_WEB_MEMORY_ALLOCATOR_DUMP_IMPL_H_
   7
   8 #include "third_party/WebKit/public/platform/WebMemoryAllocatorDump.h"
   9
  10 namespace base {
  11 namespace trace_event {
  12 class MemoryAllocatorDump;
  13 }  // namespace base
  14 }  // namespace trace_event
  15
  16 namespace content {
  17
  18 // Implements the blink::WebMemoryAllocatorDump interface by means of proxying
  19 // the Add*() calls to the underlying base::trace_event::MemoryAllocatorDump
  20 // instance.
  21 class WebMemoryAllocatorDumpImpl : public blink::WebMemoryAllocatorDump {
  22  public:
  23   explicit WebMemoryAllocatorDumpImpl(
  24       base::trace_event::MemoryAllocatorDump* memory_allocator_dump);
  25   virtual ~WebMemoryAllocatorDumpImpl();
  26
  27   // blink::WebMemoryAllocatorDump implementation.
  28   virtual void AddScalar(const char* name,
  29                          const char* units,
  30                          uint64 value);
  31   virtual void AddScalarF(const char* name,
  32                           const char* units,
  33                           double value);
  34   virtual void AddString(const char* name,
  35                          const char* units,
  36                          const blink::WebString& value);
  37
  38   virtual blink::WebMemoryAllocatorDumpGuid guid() const;
  39
  40  private:
  41   base::trace_event::MemoryAllocatorDump* memory_allocator_dump_;  // Not owned.
  42   blink::WebMemoryAllocatorDumpGuid guid_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(WebMemoryAllocatorDumpImpl);
  45 };
  46
  47 }  // namespace content
  48
  49 #endif  // CONTENT_CHILD_WEB_MEMORY_ALLOCATOR_DUMP_IMPL_H_