Export tuple and friends in the ::testing namespace.
diff --git a/include/gmock/gmock-generated-function-mockers.h b/include/gmock/gmock-generated-function-mockers.h
index 577fd9e..1b01dc8 100644
--- a/include/gmock/gmock-generated-function-mockers.h
+++ b/include/gmock/gmock-generated-function-mockers.h
@@ -85,7 +85,7 @@
   typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
 
   MockSpec<F>& With(const Matcher<A1>& m1) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1));
+    this->current_spec().SetMatchers(::testing::make_tuple(m1));
     return this->current_spec();
   }
 
@@ -106,7 +106,7 @@
   typedef typename internal::Function<F>::ArgumentTuple ArgumentTuple;
 
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2));
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2));
     return this->current_spec();
   }
 
@@ -128,7 +128,7 @@
 
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3));
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3));
     return this->current_spec();
   }
 
@@ -150,7 +150,7 @@
 
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3, const Matcher<A4>& m4) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4));
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4));
     return this->current_spec();
   }
 
@@ -173,8 +173,7 @@
 
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4,
-        m5));
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5));
     return this->current_spec();
   }
 
@@ -198,7 +197,7 @@
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5,
       const Matcher<A6>& m6) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4, m5,
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5,
         m6));
     return this->current_spec();
   }
@@ -223,7 +222,7 @@
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5,
       const Matcher<A6>& m6, const Matcher<A7>& m7) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4, m5,
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5,
         m6, m7));
     return this->current_spec();
   }
@@ -248,7 +247,7 @@
   MockSpec<F>& With(const Matcher<A1>& m1, const Matcher<A2>& m2,
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5,
       const Matcher<A6>& m6, const Matcher<A7>& m7, const Matcher<A8>& m8) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4, m5,
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5,
         m6, m7, m8));
     return this->current_spec();
   }
@@ -274,7 +273,7 @@
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5,
       const Matcher<A6>& m6, const Matcher<A7>& m7, const Matcher<A8>& m8,
       const Matcher<A9>& m9) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4, m5,
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5,
         m6, m7, m8, m9));
     return this->current_spec();
   }
@@ -301,7 +300,7 @@
       const Matcher<A3>& m3, const Matcher<A4>& m4, const Matcher<A5>& m5,
       const Matcher<A6>& m6, const Matcher<A7>& m7, const Matcher<A8>& m8,
       const Matcher<A9>& m9, const Matcher<A10>& m10) {
-    this->current_spec().SetMatchers(::std::tr1::make_tuple(m1, m2, m3, m4, m5,
+    this->current_spec().SetMatchers(::testing::make_tuple(m1, m2, m3, m4, m5,
         m6, m7, m8, m9, m10));
     return this->current_spec();
   }
@@ -353,7 +352,7 @@
 #define GMOCK_METHOD0_(tn, constness, ct, Method, ...) \
   GMOCK_RESULT_(tn, __VA_ARGS__) ct Method( \
       ) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 0), \
         this_method_does_not_take_0_arguments); \
@@ -372,7 +371,7 @@
 #define GMOCK_METHOD1_(tn, constness, ct, Method, ...) \
   GMOCK_RESULT_(tn, __VA_ARGS__) ct Method( \
       GMOCK_ARG_(tn, 1, __VA_ARGS__) gmock_a1) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 1), \
         this_method_does_not_take_1_argument); \
@@ -392,7 +391,7 @@
   GMOCK_RESULT_(tn, __VA_ARGS__) ct Method( \
       GMOCK_ARG_(tn, 1, __VA_ARGS__) gmock_a1, \
       GMOCK_ARG_(tn, 2, __VA_ARGS__) gmock_a2) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 2), \
         this_method_does_not_take_2_arguments); \
@@ -414,7 +413,7 @@
       GMOCK_ARG_(tn, 1, __VA_ARGS__) gmock_a1, \
       GMOCK_ARG_(tn, 2, __VA_ARGS__) gmock_a2, \
       GMOCK_ARG_(tn, 3, __VA_ARGS__) gmock_a3) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 3), \
         this_method_does_not_take_3_arguments); \
@@ -440,7 +439,7 @@
       GMOCK_ARG_(tn, 2, __VA_ARGS__) gmock_a2, \
       GMOCK_ARG_(tn, 3, __VA_ARGS__) gmock_a3, \
       GMOCK_ARG_(tn, 4, __VA_ARGS__) gmock_a4) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 4), \
         this_method_does_not_take_4_arguments); \
@@ -468,7 +467,7 @@
       GMOCK_ARG_(tn, 3, __VA_ARGS__) gmock_a3, \
       GMOCK_ARG_(tn, 4, __VA_ARGS__) gmock_a4, \
       GMOCK_ARG_(tn, 5, __VA_ARGS__) gmock_a5) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 5), \
         this_method_does_not_take_5_arguments); \
@@ -498,7 +497,7 @@
       GMOCK_ARG_(tn, 4, __VA_ARGS__) gmock_a4, \
       GMOCK_ARG_(tn, 5, __VA_ARGS__) gmock_a5, \
       GMOCK_ARG_(tn, 6, __VA_ARGS__) gmock_a6) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 6), \
         this_method_does_not_take_6_arguments); \
@@ -530,7 +529,7 @@
       GMOCK_ARG_(tn, 5, __VA_ARGS__) gmock_a5, \
       GMOCK_ARG_(tn, 6, __VA_ARGS__) gmock_a6, \
       GMOCK_ARG_(tn, 7, __VA_ARGS__) gmock_a7) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 7), \
         this_method_does_not_take_7_arguments); \
@@ -564,7 +563,7 @@
       GMOCK_ARG_(tn, 6, __VA_ARGS__) gmock_a6, \
       GMOCK_ARG_(tn, 7, __VA_ARGS__) gmock_a7, \
       GMOCK_ARG_(tn, 8, __VA_ARGS__) gmock_a8) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 8), \
         this_method_does_not_take_8_arguments); \
@@ -600,7 +599,7 @@
       GMOCK_ARG_(tn, 7, __VA_ARGS__) gmock_a7, \
       GMOCK_ARG_(tn, 8, __VA_ARGS__) gmock_a8, \
       GMOCK_ARG_(tn, 9, __VA_ARGS__) gmock_a9) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 9), \
         this_method_does_not_take_9_arguments); \
@@ -640,7 +639,7 @@
       GMOCK_ARG_(tn, 8, __VA_ARGS__) gmock_a8, \
       GMOCK_ARG_(tn, 9, __VA_ARGS__) gmock_a9, \
       GMOCK_ARG_(tn, 10, __VA_ARGS__) gmock_a10) constness { \
-    GTEST_COMPILE_ASSERT_((::std::tr1::tuple_size<                          \
+    GTEST_COMPILE_ASSERT_((::testing::tuple_size<                          \
         tn ::testing::internal::Function<__VA_ARGS__>::ArgumentTuple>::value \
             == 10), \
         this_method_does_not_take_10_arguments); \