Adds threading support (by Vlad Losev); updates the version number (by Zhanyong Wan); adds release notes for 1.5.0 (by Vlad Losev).

src/gmock-internal-utils.cc

@@ -103,7 +103,7 @@ FailureReporterInterface* GetFailureReporter() {
 }
 
 // Protects global resources (stdout in particular) used by Log().
-static Mutex g_log_mutex(Mutex::NO_CONSTRUCTOR_NEEDED_FOR_STATIC_MUTEX);
+static GTEST_DEFINE_STATIC_MUTEX_(g_log_mutex);
 
 // Returns true iff a log with the given severity is visible according
 // to the --gmock_verbose flag.

src/gmock-spec-builders.cc

@@ -53,7 +53,7 @@ namespace internal {
 
 // Protects the mock object registry (in class Mock), all function
 // mockers, and all expectations.
-Mutex g_gmock_mutex(Mutex::NO_CONSTRUCTOR_NEEDED_FOR_STATIC_MUTEX);
+GTEST_DEFINE_STATIC_MUTEX_(g_gmock_mutex);
 
 // Constructs an ExpectationBase object.
 ExpectationBase::ExpectationBase(const char* a_file,