Upgrade gtest to r267 and gmock to r173.

testing/gmock/configure.ac

 AC_INIT([Google C++ Mocking Framework],
         [1.1.0],
         [googlemock@googlegroups.com],
         [gmock])
 
 # Provide various options to initialize the Autoconf and configure processes.
 AC_PREREQ([2.59])
 AC_CONFIG_SRCDIR([./COPYING])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_HEADERS([build-aux/config.h])
@@ skipping 62 matching lines @@
 AC_ARG_VAR([GTEST_CXXFLAGS],
            [C++ compile flags for Google Test.])
 AC_ARG_VAR([GTEST_LDFLAGS],
            [Linker path and option flags for Google Test.])
 AC_ARG_VAR([GTEST_LIBS],
            [Library linking flags for Google Test.])
 AC_ARG_VAR([GTEST_VERSION],
            [The version of Google Test available.])
 HAVE_BUILT_GTEST="no"
 
-GTEST_MIN_VERSION="1.2.1"
+GTEST_MIN_VERSION="1.3.0"
 
 AS_IF([test "x${enable_external_gtest}" = "xyes"],
       [# Begin filling in variables as we are able.
       AS_IF([test "x${with_gtest}" != "xyes"],
             [AS_IF([test -x "${with_gtest}/scripts/gtest-config"],
                    [GTEST_CONFIG="${with_gtest}/scripts/gtest-config"],
                    [GTEST_CONFIG="${with_gtest}/bin/gtest-config"])
             AS_IF([test -x "${GTEST_CONFIG}"], [],
                   [AC_MSG_ERROR([dnl
 Unable to locate either a built or installed Google Test at '${with_gtest}'.])
@@ skipping 22 matching lines @@
       GTEST_CXXFLAGS='-g'
       GTEST_LDFLAGS=''
       GTEST_LIBS='$(top_builddir)/gtest/lib/libgtest.la'
       GTEST_VERSION="${GTEST_MIN_VERSION}"])
 
 # TODO(chandlerc@google.com) Check the types, structures, and other compiler
 # and architecture characteristics.
 
 # Output the generated files. No further autoconf macros may be used.
 AC_OUTPUT