Fix "unused variable" warnings.

gpu/command_buffer/service/program_manager.cc

Index: gpu/command_buffer/service/program_manager.cc
diff --git a/gpu/command_buffer/service/program_manager.cc b/gpu/command_buffer/service/program_manager.cc
index 397529441f0e1ae0dc68386b865114604d6fdf45..fb1818300d0e187a18d5643d588734425aedf31e 100644
--- a/gpu/command_buffer/service/program_manager.cc
+++ b/gpu/command_buffer/service/program_manager.cc
@@ -497,7 +497,6 @@ void Program::Update() {
     }
   }
 
-#if !defined(NDEBUG)

[Peter Kasting, 2016/05/19 07:43:37]

Because this section and the one below are already conditional on a logging bool
that's false unless a command-line flag is passed, guarding under NDEBUG seems
unnecessary.  (If it is, these should probably be under DLOG_IS_ON instead.)

   if (manager_->gpu_preferences_.enable_gpu_service_logging_gpu) {
     DVLOG(1) << "----: attribs for service_id: " << service_id();
     for (size_t ii = 0; ii < attrib_infos_.size(); ++ii) {
@@ -508,10 +507,9 @@ void Program::Update() {
                << ", name = " << info.name;
     }
   }
-#endif
+
   UpdateUniforms();
 
-#if !defined(NDEBUG)
   if (manager_->gpu_preferences_.enable_gpu_service_logging_gpu) {
     DVLOG(1) << "----: uniforms for service_id: " << service_id();
     size_t ii = 0;
@@ -522,7 +520,6 @@ void Program::Update() {
                << ", name = " << info.name;
     }
   }
-#endif
 
   UpdateFragmentInputs();
   UpdateProgramOutputs();