Metrics provider for statistical stack profiler

base/profiler/stack_sampling_profiler.cc

 // Copyright 2015 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 "base/profiler/stack_sampling_profiler.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 47 matching lines @@
 void PendingProfiles::GetProfiles(
     std::vector<StackSamplingProfiler::Profile>* profiles) {
   profiles->clear();
 
   AutoLock scoped_lock(profiles_lock_);
   profiles_.swap(*profiles);
 }
 }  // namespace
 
 StackSamplingProfiler::Module::Module() : base_address(nullptr) {}
+StackSamplingProfiler::Module::Module(const void* base_address,
+                                      const std::string& id,
+                                      const FilePath& filename)
+    : base_address(base_address), id(id), filename(filename) {}
 
 StackSamplingProfiler::Module::~Module() {}
 
 StackSamplingProfiler::Frame::Frame()
     : instruction_pointer(nullptr),
       module_index(-1) {}
 
+StackSamplingProfiler::Frame::Frame(const void* instruction_pointer,
+                                    int module_index)
+    : instruction_pointer(instruction_pointer),
+      module_index(module_index) {}
+
 StackSamplingProfiler::Frame::~Frame() {}
 
 StackSamplingProfiler::Profile::Profile() : preserve_sample_ordering(false) {}
 
 StackSamplingProfiler::Profile::~Profile() {}
 
 class StackSamplingProfiler::SamplingThread : public PlatformThread::Delegate {
  public:
   // Samples stacks using |native_sampler|. When complete, invokes
   // |profiles_callback| with the collected profiles. |profiles_callback| must
@@ skipping 167 matching lines @@
 }
 
 bool operator<(const StackSamplingProfiler::Frame &a,
                const StackSamplingProfiler::Frame &b) {
   return (a.module_index < b.module_index) ||
       (a.module_index == b.module_index &&
        a.instruction_pointer < b.instruction_pointer);
 }
 
 }  // namespace base