Coverity: Initialize member variables.

net/disk_cache/sparse_control.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 "net/disk_cache/sparse_control.h"
 
 #include "base/bind.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ skipping 170 matching lines @@
 }
 
 }  // namespace.
 
 namespace disk_cache {
 
 SparseControl::SparseControl(EntryImpl* entry)
     : entry_(entry),
       child_(NULL),
       operation_(kNoOperation),
+      pending_(false),
+      finished_(false),
       init_(false),
-      child_map_(child_data_.bitmap, kNumSparseBits, kNumSparseBits / 32) {
+      range_found_(false),
+      abort_(false),
+      child_map_(child_data_.bitmap, kNumSparseBits, kNumSparseBits / 32),
+      offset_(0),
+      buf_len_(0),
+      child_offset_(0),
+      child_len_(0),
+      result_(0) {
+  memset(&sparse_header_, 0, sizeof(sparse_header_));
+  memset(&child_data_, 0, sizeof(child_data_));
 }
 
 SparseControl::~SparseControl() {
   if (child_)
     CloseChild();
   if (init_)
     WriteSparseData();
 }
 
 int SparseControl::Init() {
@@ skipping 661 matching lines @@
     CompletionCallback cb = abort_callbacks_[i];
     if (i == abort_callbacks_.size() - 1)
       abort_callbacks_.clear();
 
     entry_->Release();  // Don't touch object after this line.
     cb.Run(net::OK);
   }
 }
 
 }  // namespace disk_cache