Move feedback files into src/components

chrome/browser/feedback/tracing_manager.cc

Index: chrome/browser/feedback/tracing_manager.cc
diff --git a/chrome/browser/feedback/tracing_manager.cc b/chrome/browser/feedback/tracing_manager.cc
deleted file mode 100644
index 577a7c1c483a8f221c5aa32c3433c1fae9e4f502..0000000000000000000000000000000000000000
--- a/chrome/browser/feedback/tracing_manager.cc
+++ /dev/null
@@ -1,145 +0,0 @@
-// Copyright 2013 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 "chrome/browser/feedback/tracing_manager.h"
-
-#include "base/bind.h"
-#include "base/file_util.h"
-#include "base/location.h"
-#include "base/memory/ref_counted_memory.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/prefs/pref_service.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/feedback/feedback_util.h"
-#include "chrome/common/pref_names.h"
-#include "content/public/browser/tracing_controller.h"
-
-namespace {
-// Only once trace manager can exist at a time.
-TracingManager* g_tracing_manager = NULL;
-// Trace IDs start at 1 and increase.
-int g_next_trace_id = 1;
-// Name of the file to store the tracing data as.
-const base::FilePath::CharType kTracingFilename[] =
-    FILE_PATH_LITERAL("tracing.json");
-}
-
-TracingManager::TracingManager()
-    : current_trace_id_(0),
-      weak_ptr_factory_(this) {
-  DCHECK(!g_tracing_manager);
-  g_tracing_manager = this;
-  StartTracing();
-}
-
-TracingManager::~TracingManager() {
-  DCHECK(g_tracing_manager == this);
-  g_tracing_manager = NULL;
-}
-
-int TracingManager::RequestTrace() {
-  // Return the current trace if one is being collected.
-  if (current_trace_id_)
-    return current_trace_id_;
-
-  current_trace_id_ = g_next_trace_id;
-  ++g_next_trace_id;
-  content::TracingController::GetInstance()->DisableRecording(
-      base::FilePath(),
-      base::Bind(&TracingManager::OnTraceDataCollected,
-                 weak_ptr_factory_.GetWeakPtr()));
-  return current_trace_id_;
-}
-
-bool TracingManager::GetTraceData(int id, const TraceDataCallback& callback) {
-  // If a trace is being collected currently, send it via callback when
-  // complete.
-  if (current_trace_id_) {
-    // Only allow one trace data request at a time.
-    if (trace_callback_.is_null()) {
-      trace_callback_ = callback;
-      return true;
-    } else {
-      return false;
-    }
-  } else {
-    std::map<int, scoped_refptr<base::RefCountedString> >::iterator data =
-        trace_data_.find(id);
-    if (data == trace_data_.end())
-      return false;
-
-    // Always return the data asychronously, so the behavior is consistant.
-    base::MessageLoopProxy::current()->PostTask(
-        FROM_HERE,
-        base::Bind(callback, data->second));
-    return true;
-  }
-}
-
-void TracingManager::DiscardTraceData(int id) {
-  trace_data_.erase(id);
-
-  // If the trace is discarded before it is complete, clean up the accumulators.
-  if (id == current_trace_id_) {
-    current_trace_id_ = 0;
-
-    // If the trace has already been requested, provide an empty string.
-    if (!trace_callback_.is_null()) {
-      trace_callback_.Run(scoped_refptr<base::RefCountedString>());
-      trace_callback_.Reset();
-    }
-  }
-}
-
-void TracingManager::StartTracing() {
-  content::TracingController::GetInstance()->EnableRecording(
-      "", content::TracingController::DEFAULT_OPTIONS,
-      content::TracingController::EnableRecordingDoneCallback());
-}
-
-void TracingManager::OnTraceDataCollected(const base::FilePath& path) {
-  if (!current_trace_id_)
-    return;
-
-  std::string data;
-  if (!base::ReadFileToString(path, &data)) {
-    LOG(ERROR) << "Failed to read trace data from: " << path.value();
-    return;
-  }
-  base::DeleteFile(path, false);
-
-  std::string output_val;
-  feedback_util::ZipString(
-      base::FilePath(kTracingFilename), data, &output_val);
-
-  scoped_refptr<base::RefCountedString> output(
-      base::RefCountedString::TakeString(&output_val));
-
-  trace_data_[current_trace_id_] = output;
-
-  if (!trace_callback_.is_null()) {
-    trace_callback_.Run(output);
-    trace_callback_.Reset();
-  }
-
-  current_trace_id_ = 0;
-
-  // Tracing has to be restarted asynchronous, so the TracingController can
-  // clean up.
-  base::MessageLoopProxy::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&TracingManager::StartTracing,
-                 weak_ptr_factory_.GetWeakPtr()));
-}
-
-// static
-scoped_ptr<TracingManager> TracingManager::Create() {
-  if (g_tracing_manager)
-    return scoped_ptr<TracingManager>();
-  return scoped_ptr<TracingManager>(new TracingManager());
-}
-
-TracingManager* TracingManager::Get() {
-  return g_tracing_manager;
-}