IndexedDB: Use C++11 in-class member initializers

content/common/indexed_db/indexed_db_key.cc

Index: content/common/indexed_db/indexed_db_key.cc
diff --git a/content/common/indexed_db/indexed_db_key.cc b/content/common/indexed_db/indexed_db_key.cc
index 1a3d72ec7edf9d3f6e39c5afbf66e6eebcfa4b22..c23d3e44e2fef76604685e0ab01996683f9b874f 100644
--- a/content/common/indexed_db/indexed_db_key.cc
+++ b/content/common/indexed_db/indexed_db_key.cc
@@ -5,7 +5,6 @@
 #include "content/common/indexed_db/indexed_db_key.h"
 
 #include <string>
-#include "base/logging.h"
 
 namespace content {
 
@@ -56,18 +55,15 @@ static IndexedDBKey::KeyArray CopyKeyArray(const T& array) {
 
 IndexedDBKey::IndexedDBKey()
     : type_(WebIDBKeyTypeNull),
-      date_(0),
-      number_(0),
       size_estimate_(kOverheadSize) {}
 
 IndexedDBKey::IndexedDBKey(WebIDBKeyType type)
-    : type_(type), date_(0), number_(0), size_estimate_(kOverheadSize) {
+    : type_(type), size_estimate_(kOverheadSize) {
   DCHECK(type == WebIDBKeyTypeNull || type == WebIDBKeyTypeInvalid);
 }
 
 IndexedDBKey::IndexedDBKey(double number, WebIDBKeyType type)
     : type_(type),
-      date_(number),
       number_(number),
       size_estimate_(kOverheadSize + sizeof(number)) {
   DCHECK(type == WebIDBKeyTypeNumber || type == WebIDBKeyTypeDate);
@@ -76,8 +72,6 @@ IndexedDBKey::IndexedDBKey(double number, WebIDBKeyType type)
 IndexedDBKey::IndexedDBKey(const KeyArray& array)
     : type_(WebIDBKeyTypeArray),
       array_(CopyKeyArray(array)),
-      date_(0),
-      number_(0),
       size_estimate_(kOverheadSize + CalculateArraySize(array)) {}
 
 IndexedDBKey::IndexedDBKey(const std::string& binary)
@@ -137,7 +131,6 @@ int IndexedDBKey::CompareTo(const IndexedDBKey& other) const {
     case WebIDBKeyTypeString:
       return string_.compare(other.string_);
     case WebIDBKeyTypeDate:
-      return Compare(date_, other.date_);
     case WebIDBKeyTypeNumber:
       return Compare(number_, other.number_);
     case WebIDBKeyTypeInvalid: