Move CommandLine to base namespace.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
index d7a8f2c0df7286d09b14b4b38dd52029b4204e57..8cf0421603092e7c55142118b3e71700be2c4f03 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
@@ -113,7 +113,7 @@ void GLES2DecoderTestBase::InitDecoderWithCommandLine(
     bool request_depth,
     bool request_stencil,
     bool bind_generates_resource,
-    const CommandLine* command_line) {
+    const base::CommandLine* command_line) {
   Framebuffer::ClearFramebufferCompleteComboMap();
 
   gfx::SetGLGetProcAddressProc(gfx::MockGLInterface::GetGLProcAddress);