Remove all blimp client code.

blimp/client/core/feedback/BUILD.gn

-# Copyright 2016 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-if (is_android) {
-  import("//build/config/android/config.gni")
-  import("//build/config/android/rules.gni")
-}
-
-source_set("feedback") {
-  visibility = [ "//blimp/client/core/*" ]
-
-  sources = [
-    "blimp_feedback_data.cc",
-    "blimp_feedback_data.h",
-  ]
-
-  deps = [
-    "//base",
-    "//blimp/client/core/contents",
-  ]
-
-  if (is_android) {
-    sources += [
-      "android/blimp_feedback_data_android.cc",
-      "android/blimp_feedback_data_android.h",
-    ]
-
-    deps += [ ":feedback_jni_headers" ]
-  }
-}
-
-source_set("unit_tests") {
-  visibility = [ "//blimp/client/core:unit_tests" ]
-
-  testonly = true
-
-  sources = [
-    "blimp_feedback_data_unittest.cc",
-  ]
-
-  deps = [
-    ":feedback",
-    "//base",
-    "//blimp/client/core/compositor",
-    "//blimp/client/core/contents",
-    "//blimp/client/test/compositor",
-    "//skia",
-    "//testing/gmock",
-    "//testing/gtest",
-  ]
-}
-
-if (is_android) {
-  android_library("feedback_java") {
-    visibility = [ "//blimp/client/core/*" ]
-
-    java_files = [ "android/java/src/org/chromium/blimp/core/feedback/BlimpFeedbackData.java" ]
-
-    deps = [
-      "//base:base_java",
-    ]
-  }
-
-  generate_jni("feedback_jni_headers") {
-    visibility = [ ":*" ]
-
-    sources = [
-      "android/java/src/org/chromium/blimp/core/feedback/BlimpFeedbackData.java",
-    ]
-
-    jni_package = "blimp/client/core"
-  }
-}