NaCl: Update revision in DEPS, c814d50 -> 495bd47
NaCl: Update revision in DEPS, c814d50 -> 495bd47

This pulls in the following Native Client changes:

c1d5464: (smklein@chromium.org) Explaining mmap flags from https://codereview.chromium.org/1228553004/
b4e10ce: (mseaborn@chromium.org) Validator: Add test to cover stubbing out instructions with HLTs
c490b4f: (mseaborn@chromium.org) Cleanup: De-duplicate an open-coded implementation of NaClDescUnmapUnsafe()
3bc0045: (mcgrathr@chromium.org) Fix variable name in presubmit script
0eb4058: (mcgrathr@chromium.org) toolchain_build: Update glibc revision
a9faaa2: (smklein@chromium.org) Created BUILD.gn files for building nonsfi irt_interfaces and elf_loader.
dc58330: (mcgrathr@chromium.org) Deploy new nacl_arm_glibc toolchain
7373381: (jfb@chromium.org) PNaCl: Update llvm revision in pnacl/COMPONENT_REVISIONS
78b4693: (jvoung@chromium.org) Remove weak_ref from NaCl repo (not used by Chrome repo anymore).
725db22: (kschimpf@google.com) PNaCl: Update llvm and subzero revision in pnacl/COMPONENT_REVISIONS
8071f87: (smklein@chromium.org) Updated nacl_irt_nonsfi_entry to take alternate query function.
673420d: (bradnelson@chromium.org) Explicitly disabling goma when not passing --compiler=goma to compile.py.
495bd47: (mseaborn@chromium.org) sel_main_chrome: Remove now-unneeded call to NaClSecureCommandChannel()

Changes: https://chromium.googlesource.com/native_client/src/native_client/+log/c814d508b50aa04132c9fa1058b6884fed889615..495bd47427a144f90c2340890c265bb39eccca12

BUG=none
TEST=browser_tests and nacl_integration
CQ_EXTRA_TRYBOTS=tryserver.chromium.linux:linux_chromium_dbg_32_ng,linux_arm_compile,linux_nacl_sdk_build

Review URL: https://codereview.chromium.org/1318063004

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#346076}

CapOM/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend