Remove bazel from dockerfile and docs

WORKSPACE

-# External dependency to Google protobuf.
-http_archive(
-    name="protobuf",
-    url="http://github.com/google/protobuf/archive/v3.1.0.tar.gz",
-    sha256="0a0ae63cbffc274efb573bdde9a253e3f32e458c41261df51c5dbc5ad541e8f7",
-    strip_prefix="protobuf-3.1.0")
-
-# External dependency to gtest 1.7.0.  This method comes from
-# https://www.bazel.io/versions/master/docs/tutorial/cpp.html.
-new_http_archive(
-    name="gtest",
-    url="https://github.com/google/googletest/archive/release-1.7.0.zip",
-    sha256="b58cb7547a28b2c718d1e38aee18a3659c9e3ff52440297e965f5edffe34b6d0",
-    build_file="third_party/gtest.BUILD",
-    strip_prefix="googletest-release-1.7.0")
-
-# External dependency to gflags.  This method comes from
-# https://github.com/gflags/example/blob/master/WORKSPACE.
-new_git_repository(
-    name="gflags",
-    tag="v2.2.0",
-    remote="https://github.com/gflags/gflags.git",
-    build_file="third_party/gflags.BUILD")
-
-# External dependency to glog.  This method comes from
-# https://github.com/reyoung/bazel_playground/blob/master/WORKSPACE
-new_git_repository(
-    name="glog",
-    remote="https://github.com/google/glog.git",
-    commit="b6a5e0524c28178985f0d228e9eaa43808dbec3c",
-    build_file="third_party/glog.BUILD")

doc/getstarted/build_and_install/docker_install_en.rst

@@ -57,16 +57,13 @@ The general development workflow with Docker and Bazel is as follows:
        --name paddle   \
        -p 2022:22      \
        -v $PWD:/paddle \
-       -v $HOME/.cache/bazel:/root/.cache/bazel \
        paddle:dev
 
    where :code:`-d` makes the container running in background,
    :code:`--name paddle` allows us to run a nginx container to serve
    documents in this container, :code:`-p 2022:22` allows us to SSH
    into this container, :code:`-v $PWD:/paddle` shares the source code
-   on the host with the container, :code:`-v
-   $HOME/.cache/bazel:/root/.cache/bazel` shares Bazel cache on the
-   host with the container.
+   on the host with the container.
 
 4. SSH into the container:
 
@@ -86,13 +83,6 @@ The general development workflow with Docker and Bazel is as follows:
       make -j `nproc`
       CTEST_OUTPUT_ON_FAILURE=1 ctest
 
-   or Bazel in the container:
-
-   .. code-block:: bash
-
-      cd /paddle
-      bazel test ...
-
 
 CPU-only and GPU Images
 -----------------------

paddle/scripts/docker/Dockerfile

@@ -15,18 +15,6 @@ RUN cd /usr/src/gtest && cmake . && make && cp *.a /usr/lib
 RUN pip install -U BeautifulSoup docopt PyYAML pillow \
     sphinx sphinx_rtd_theme recommonmark
 
-# cmake tends to hide and blur the dependencies between code modules, as
-# noted here https://github.com/PaddlePaddle/Paddle/issues/763. We are
-# thinking about using Bazel to fix this problem, e.g.,
-# https://github.com/PaddlePaddle/Paddle/issues/681#issuecomment-263996102. To
-# start the trail of fixing, we add Bazel to our Dockerfiles.
-RUN apt-get update && apt-get install -y curl software-properties-common \
-    && add-apt-repository ppa:webupd8team/java \
-    && echo "oracle-java8-installer shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections \
-    && echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list \
-    && curl https://bazel.build/bazel-release.pub.gpg | apt-key add - \
-    && apt-get update && apt-get install -y oracle-java8-installer bazel
-
 ARG WITH_AVX
 ARG WITH_DOC
 ARG WITH_SWIG_PY

paddle/scripts/docker/Dockerfile.gpu

@@ -15,18 +15,6 @@ RUN cd /usr/src/gtest && cmake . && make && cp *.a /usr/lib
 RUN pip install -U BeautifulSoup docopt PyYAML pillow \
     sphinx sphinx_rtd_theme recommonmark
 
-# cmake tends to hide and blur the dependencies between code modules, as
-# noted here https://github.com/PaddlePaddle/Paddle/issues/763. We are
-# thinking about using Bazel to fix this problem, e.g.,
-# https://github.com/PaddlePaddle/Paddle/issues/681#issuecomment-263996102. To
-# start the trail of fixing, we add Bazel to our Dockerfiles.
-RUN apt-get update && apt-get install -y curl software-properties-common \
-    && add-apt-repository ppa:webupd8team/java \
-    && echo "oracle-java8-installer shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections \
-    && echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list \
-    && curl https://bazel.build/bazel-release.pub.gpg | apt-key add - \
-    && apt-get update && apt-get install -y oracle-java8-installer bazel
-
 ARG WITH_AVX
 ARG WITH_DOC
 ARG WITH_SWIG_PY

third_party/gflags.BUILD

-# Bazel (http://bazel.io/) BUILD file for gflags.
-#
-# See INSTALL.md for instructions for adding gflags to a Bazel workspace.
-
-licenses(["notice"])
-
-exports_files(["src/gflags_complections.sh", "COPYING.txt"])
-
-load(":bazel/gflags.bzl", "gflags_sources", "gflags_library")
-(hdrs, srcs) = gflags_sources(namespace=["google", "gflags"])
-gflags_library(hdrs=hdrs, srcs=srcs, threads=0)
-gflags_library(hdrs=hdrs, srcs=srcs, threads=1)

third_party/gflags_test/BUILD

-licenses(["notice"])  # Apache 2.0
-
-cc_test(
-    name="gflags_test",
-    srcs=["gflags_test.cc"],
-    copts=["-Iexternal/gtest/include"],
-    deps=[
-        "@gtest//:gtest",
-        "@gflags//:gflags",
-    ], )

third_party/glog.BUILD

-licenses(["notice"])
-
-cc_library(
-    visibility=["//visibility:public"],
-    name="glog",
-    includes=[
-        ".",
-        "src",
-    ],
-    copts=[
-        "-D_START_GOOGLE_NAMESPACE_='namespace google {'",
-        "-D_END_GOOGLE_NAMESPACE_='}'",
-        "-DGOOGLE_NAMESPACE='google'",
-        "-DGOOGLE_GLOG_DLL_DECL=''",
-        "-DHAVE_DLADDR",
-        "-DHAVE_SNPRINTF",
-        "-DHAVE_DLFCN_H",
-        "-DHAVE_FCNTL",
-        "-DHAVE_GLOB_H",
-        "-DHAVE_INTTYPES_H",
-        "-DHAVE_LIBPTHREAD",
-        "-DHAVE_SYS_SYSCALL_H",
-        "-DHAVE_MEMORY_H",
-        "-DHAVE_NAMESPACES",
-        "-DHAVE_PREAD",
-        "-DHAVE_PTHREAD",
-        "-DHAVE_PWD_H",
-        "-DHAVE_PWRITE",
-        "-DHAVE_RWLOCK",
-        "-DHAVE_SIGACTION",
-        "-DHAVE_SIGALTSTACK",
-        "-DHAVE_STDINT_H",
-        "-DHAVE_STRING_H",
-        "-DHAVE_SYS_TIME_H",
-        "-DHAVE_SYS_TYPES_H",
-        "-DHAVE_SYS_UCONTEXT_H",
-        "-DHAVE_SYS_UTSNAME_H",
-        "-DHAVE_UNISTD_H",
-        "-DHAVE_USING_OPERATOR",
-        "-DHAVE_HAVE___ATTRIBUTE___",
-        "-DHAVE_HAVE___BUILTIN_EXPECT",
-        #"-DNO_FRAME_POINTER",
-        "-D_GNU_SOURCE",
-        #"-fno-sanitize=thread",
-        #"-fno-sanitize=address",
-        "-Iexternal/glog/src",
-    ],
-    srcs=[
-        "src/demangle.cc",
-        "src/logging.cc",
-        "src/raw_logging.cc",
-        "src/signalhandler.cc",
-        "src/symbolize.cc",
-        "src/utilities.cc",
-        "src/vlog_is_on.cc",
-        ":config_h",
-        ":logging_h",
-        ":raw_logging_h",
-        ":stl_logging_h",
-        ":vlog_is_on_h",
-    ],
-    hdrs=[
-        "src/demangle.h",
-        "src/mock-log.h",
-        "src/stacktrace.h",
-        "src/symbolize.h",
-        "src/utilities.h",
-        "src/base/commandlineflags.h",
-        "src/base/googleinit.h",
-        "src/base/mutex.h",
-        "src/glog/log_severity.h",
-    ])
-
-genrule(
-    name="config_h",
-    srcs=["src/config.h.cmake.in"],
-    outs=["config.h"],
-    cmd="awk '{ gsub(/^#cmakedefine/, \"//cmakedefine\"); print; }' $(<) > $(@)",
-)
-
-genrule(
-    name="logging_h",
-    srcs=["src/glog/logging.h.in"],
-    outs=["glog/logging.h"],
-    cmd="$(location :gen_sh) < $(<) > $(@)",
-    tools=[":gen_sh"])
-
-genrule(
-    name="raw_logging_h",
-    srcs=["src/glog/raw_logging.h.in"],
-    outs=["glog/raw_logging.h"],
-    cmd="$(location :gen_sh) < $(<) > $(@)",
-    tools=[":gen_sh"])
-
-genrule(
-    name="stl_logging_h",
-    srcs=["src/glog/stl_logging.h.in"],
-    outs=["glog/stl_logging.h"],
-    cmd="$(location :gen_sh) < $(<) > $(@)",
-    tools=[":gen_sh"])
-
-genrule(
-    name="vlog_is_on_h",
-    srcs=["src/glog/vlog_is_on.h.in"],
-    outs=["glog/vlog_is_on.h"],
-    cmd="$(location :gen_sh) < $(<) > $(@)",
-    tools=[":gen_sh"])
-
-genrule(
-    name="gen_sh",
-    outs=["gen.sh"],
-    cmd="""
-cat > $@ <<"EOF"
-#! /bin/sh
-sed -e 's/@ac_cv_have_unistd_h@/1/g' \
-    -e 's/@ac_cv_have_stdint_h@/1/g' \
-    -e 's/@ac_cv_have_systypes_h@/1/g' \
-    -e 's/@ac_cv_have_libgflags_h@/1/g' \
-    -e 's/@ac_cv_have_uint16_t@/1/g' \
-    -e 's/@ac_cv_have___builtin_expect@/1/g' \
-    -e 's/@ac_cv_have_.*@/0/g' \
-    -e 's/@ac_google_start_namespace@/namespace google {/g' \
-    -e 's/@ac_google_end_namespace@/}/g' \
-    -e 's/@ac_google_namespace@/google/g' \
-    -e 's/@ac_cv___attribute___noinline@/__attribute__((noinline))/g' \
-    -e 's/@ac_cv___attribute___noreturn@/__attribute__((noreturn))/g' \
-    -e 's/@ac_cv___attribute___printf_4_5@/__attribute__((__format__ (__printf__, 4, 5)))/g'
-EOF""")

third_party/glog_test/BUILD

-licenses(["notice"])  # Apache 2.0
-
-cc_test(
-    name="glog_test",
-    srcs=["glog_test.cc"],
-    copts=["-Iexternal/gtest/include"],
-    deps=[
-        "@gtest//:gtest",
-        "@glog//:glog",
-    ], )

third_party/gtest.BUILD

-cc_library(
-    name="gtest",
-    srcs=glob(
-        ["src/*.cc"], exclude=["src/gtest-all.cc"]),
-    hdrs=glob(["include/**/*.h", "src/*.h"]),
-    copts=["-Iexternal/gtest/include"],
-    linkopts=["-pthread"],
-    visibility=["//visibility:public"], )

third_party/protobuf_test/BUILD

-licenses(["notice"])  # Apache 2.0
-
-load("@protobuf//:protobuf.bzl", "cc_proto_library")
-
-cc_proto_library(
-    name="example_proto",
-    srcs=["example.proto"],
-    protoc="@protobuf//:protoc",
-    default_runtime="@protobuf//:protobuf", )
-
-cc_library(
-    name="example_lib",
-    srcs=["example_lib.cc"],
-    hdrs=["example_lib.h"],
-    deps=[":example_proto"], )
-
-cc_test(
-    name="example_lib_test",
-    srcs=["example_lib_test.cc"],
-    copts=["-Iexternal/gtest/include"],
-    deps=[
-        "@gtest//:gtest",
-        ":example_lib",
-    ], )

third_party/protobuf_test/README.md

-This package tests that Bazel can build protobuf related rules.