Add StringToUint and StringToUint64 methods to base/string_number_conversions.h.

BUG=
TEST=


Review URL: http://codereview.chromium.org/9288012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@119150 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 25 insertions, 2 deletions

diff --git a/base/string_number_conversions.cc b/base/string_number_conversions.cc
index 1d82c5d..41319b3 100644
--- a/base/string_number_conversions.cc
+++ b/base/string_number_conversions.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -402,6 +402,14 @@ bool StringToInt(const StringPiece16& input, int* output) {
   return String16ToIntImpl(input, output);
 }
 
+bool StringToUint(const StringPiece& input, unsigned* output) {
+  return StringToIntImpl(input, output);
+}
+
+bool StringToUint(const StringPiece16& input, unsigned* output) {
+  return String16ToIntImpl(input, output);
+}
+
 bool StringToInt64(const StringPiece& input, int64* output) {
   return StringToIntImpl(input, output);
 }
@@ -410,6 +418,14 @@ bool StringToInt64(const StringPiece16& input, int64* output) {
   return String16ToIntImpl(input, output);
 }
 
+bool StringToUint64(const StringPiece& input, uint64* output) {
+  return StringToIntImpl(input, output);
+}
+
+bool StringToUint64(const StringPiece16& input, uint64* output) {
+  return String16ToIntImpl(input, output);
+}
+
 bool StringToDouble(const std::string& input, double* output) {
   errno = 0;  // Thread-safe?  It is on at least Mac, Linux, and Windows.
   char* endptr = NULL;
diff --git a/base/string_number_conversions.h b/base/string_number_conversions.h
index 8dc7942..b002faa 100644
--- a/base/string_number_conversions.h
+++ b/base/string_number_conversions.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -61,9 +61,16 @@ BASE_EXPORT std::string DoubleToString(double value);
 //  - Empty string.  |*output| will be set to 0.
 BASE_EXPORT bool StringToInt(const StringPiece& input, int* output);
 BASE_EXPORT bool StringToInt(const StringPiece16& input, int* output);
+
+BASE_EXPORT bool StringToUint(const StringPiece& input, unsigned* output);
+BASE_EXPORT bool StringToUint(const StringPiece16& input, unsigned* output);
+
 BASE_EXPORT bool StringToInt64(const StringPiece& input, int64* output);
 BASE_EXPORT bool StringToInt64(const StringPiece16& input, int64* output);
 
+BASE_EXPORT bool StringToUint64(const StringPiece& input, uint64* output);
+BASE_EXPORT bool StringToUint64(const StringPiece16& input, uint64* output);
+
 // For floating-point conversions, only conversions of input strings in decimal
 // form are defined to work.  Behavior with strings representing floating-point
 // numbers in hexadecimal, and strings representing non-fininte values (such as