Update from https://crrev.com/309717

cc/test/test_gles2_interface.cc

Index: cc/test/test_gles2_interface.cc
diff --git a/cc/test/test_gles2_interface.cc b/cc/test/test_gles2_interface.cc
index 0a29fbee116f75a7abe376cacd659e1bffa21f3a..38ada9883d6b6465e9eaddf27ef7296dde34d382 100644
--- a/cc/test/test_gles2_interface.cc
+++ b/cc/test/test_gles2_interface.cc
@@ -178,6 +178,10 @@ void TestGLES2Interface::BindBuffer(GLenum target, GLuint buffer) {
   test_context_->bindBuffer(target, buffer);
 }
 
+void TestGLES2Interface::PixelStorei(GLenum pname, GLint param) {
+  test_context_->pixelStorei(pname, param);
+}
+
 void TestGLES2Interface::TexImage2D(GLenum target,
                                     GLint level,
                                     GLint internalformat,