Reland of win: Remove unneeded references to visual_studio_version now that it's always 2015.

base/BUILD.gn

 # Copyright (c) 2013 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.
 
 # HOW TO WRITE CONDITIONALS IN THIS FILE
 # ======================================
 #
 # In many other places, one would write a conditional that expresses all the
 # cases when a source file is used or unused, and then either add or subtract
 # it from the sources list in that case
@@ skipping 24 matching lines @@
   # Override this value to give a specific build date.
   # See //base/build_time.cc and //build/write_build_date_header.py for more
   # details and the expected format.
   override_build_date = "N/A"
 }
 
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
 
-if (is_win) {
-  import("//build/config/win/visual_studio_version.gni")
-}
-
 config("base_flags") {
   if (is_clang) {
     cflags = [
       # Don't die on dtoa code that uses a char as an array index.
       # This is required solely for base/third_party/dmg_fp/dtoa_wrapper.cc.
       "-Wno-char-subscripts",
     ]
   }
 }
 
@@ skipping 1195 matching lines @@
       # preinstalled on the target machine. The debug runtimes have a "d" at
       # the end.
       if (is_debug) {
         vcrt_suffix = "d"
       } else {
         vcrt_suffix = ""
       }
 
       # These runtime files are copied to the output directory by the
       # vs_toolchain script that runs as part of toolchain configuration.
-      if (visual_studio_version == "2015") {
-        data += [
-          "$root_out_dir/msvcp140${vcrt_suffix}.dll",
-          "$root_out_dir/vccorlib140${vcrt_suffix}.dll",
-          "$root_out_dir/vcruntime140${vcrt_suffix}.dll",
+      data += [
+        "$root_out_dir/msvcp140${vcrt_suffix}.dll",
+        "$root_out_dir/vccorlib140${vcrt_suffix}.dll",
+        "$root_out_dir/vcruntime140${vcrt_suffix}.dll",
 
-          # Universal Windows 10 CRT files
-          "$root_out_dir/api-ms-win-core-console-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-datetime-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-debug-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-errorhandling-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-file-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-file-l1-2-0.dll",
-          "$root_out_dir/api-ms-win-core-file-l2-1-0.dll",
-          "$root_out_dir/api-ms-win-core-handle-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-heap-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-interlocked-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-libraryloader-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-localization-l1-2-0.dll",
-          "$root_out_dir/api-ms-win-core-memory-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-namedpipe-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-processenvironment-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-processthreads-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-processthreads-l1-1-1.dll",
-          "$root_out_dir/api-ms-win-core-profile-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-rtlsupport-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-string-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-synch-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-synch-l1-2-0.dll",
-          "$root_out_dir/api-ms-win-core-sysinfo-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-timezone-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-core-util-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-conio-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-convert-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-environment-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-filesystem-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-heap-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-locale-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-math-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-multibyte-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-private-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-process-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-runtime-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-stdio-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-string-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-time-l1-1-0.dll",
-          "$root_out_dir/api-ms-win-crt-utility-l1-1-0.dll",
-          "$root_out_dir/ucrtbase${vcrt_suffix}.dll",
-        ]
-      } else {
-        # TODO(thakis): V8 still relies on 2013: http://crbug.com/603131.
-        data += [
-          "$root_out_dir/msvcp120${vcrt_suffix}.dll",
-          "$root_out_dir/msvcr120${vcrt_suffix}.dll",
-        ]
-      }
+        # Universal Windows 10 CRT files
+        "$root_out_dir/api-ms-win-core-console-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-datetime-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-debug-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-errorhandling-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-file-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-file-l1-2-0.dll",
+        "$root_out_dir/api-ms-win-core-file-l2-1-0.dll",
+        "$root_out_dir/api-ms-win-core-handle-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-heap-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-interlocked-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-libraryloader-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-localization-l1-2-0.dll",
+        "$root_out_dir/api-ms-win-core-memory-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-namedpipe-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-processenvironment-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-processthreads-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-processthreads-l1-1-1.dll",
+        "$root_out_dir/api-ms-win-core-profile-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-rtlsupport-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-string-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-synch-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-synch-l1-2-0.dll",
+        "$root_out_dir/api-ms-win-core-sysinfo-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-timezone-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-core-util-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-conio-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-convert-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-environment-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-filesystem-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-heap-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-locale-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-math-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-multibyte-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-private-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-process-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-runtime-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-stdio-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-string-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-time-l1-1-0.dll",
+        "$root_out_dir/api-ms-win-crt-utility-l1-1-0.dll",
+        "$root_out_dir/ucrtbase${vcrt_suffix}.dll",
+      ]
       if (is_asan) {
         if (current_cpu == "x64") {
           data += [ "$clang_base_path/lib/clang/$clang_version/lib/windows/clang_rt.asan_dynamic-x86_64.dll" ]
         } else {
           data += [ "$clang_base_path/lib/clang/$clang_version/lib/windows/clang_rt.asan_dynamic-i386.dll" ]
         }
       }
     }
 
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
@@ skipping 1195 matching lines @@
 }
 
 fuzzer_test("base_json_correctness_fuzzer") {
   sources = [
     "json/correctness_fuzzer.cc",
   ]
   deps = [
     ":base",
   ]
 }