Removing some unnecessary string manipulation code from VoEBase::GetVersion().

webrtc/voice_engine/voe_base_unittest.cc

Index: webrtc/voice_engine/voe_base_unittest.cc
diff --git a/webrtc/voice_engine/voe_base_unittest.cc b/webrtc/voice_engine/voe_base_unittest.cc
index 5c71784b4f997f8ba87e15d0f52fb0022d6e8036..ff97f3208fa77b9b41aa7da7457e52e63da68ed4 100644
--- a/webrtc/voice_engine/voe_base_unittest.cc
+++ b/webrtc/voice_engine/voe_base_unittest.cc
@@ -78,4 +78,10 @@ TEST_F(VoEBaseTest, AssociateSendChannel) {
   EXPECT_EQ(1, reference.use_count());
 }
 
+TEST_F(VoEBaseTest, GetVersion) {
+  char v1[1024] = {0};

[kwiberg-webrtc, 2015/12/02 10:50:12]

Or fill it with something other than zeros, to test if GetVersion really appends
a null.

+  base_->GetVersion(v1);
+  std::string v2 = VoiceEngine::GetVersionString() + "\n";
+  EXPECT_EQ(v2, v1);
+}
 }  // namespace webrtc