Remove build_overrides/v8.gni.

BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/dcheck_always_on.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
@@ skipping 12 matching lines @@
   # Sets -DVERIFY_HEAP.
   v8_enable_verify_heap = ""
 
   # Sets -DVERIFY_PREDICTABLE
   v8_enable_verify_predictable = false
 
   # Enable compiler warnings when using V8_DEPRECATED apis.
   v8_deprecation_warnings = false
 
   # Enable compiler warnings when using V8_DEPRECATE_SOON apis.
-  #
-  # TODO(brettw) http://crbug.com/684096 Remove the define condition and the
-  # v8_imminent_deprecation_warnings_default variable when the build_override
-  # conversion is complete. This value should just default to true.
-  if (defined(v8_imminent_deprecation_warnings_default)) {
-    v8_imminent_deprecation_warnings = v8_imminent_deprecation_warnings_default
-  } else {
-    v8_imminent_deprecation_warnings = false
-  }
+  v8_imminent_deprecation_warnings = false
 
   # Embeds the given script into the snapshot.
   v8_embed_script = ""
 
   # Sets -dENABLE_DISASSEMBLER.
   v8_enable_disassembler = ""
 
   # Sets -dENABLE_GDB_JIT_INTERFACE.
   v8_enable_gdbjit = ""
 
@@ skipping 30 matching lines @@
   # Similar to vfp but on MIPS.
   v8_can_use_fpu_instructions = true
 
   # Similar to the ARM hard float ABI but on MIPS.
   v8_use_mips_abi_hardfloat = true
 
   # List of extra files to snapshot. They will be snapshotted in order so
   # if files export symbols used by later files, they should go first.
   #
   # This default is used by cctests. Projects using V8 will want to override.
-  #
-  # TODO(brettw) http://crbug.com/684096 Remove the define condition when the
-  # build_override conversion is complete.
-  if (!defined(v8_extra_library_files)) {
-    v8_extra_library_files = [ "//test/cctest/test-extra.js" ]
-  }
+  v8_extra_library_files = [ "//test/cctest/test-extra.js" ]
 
   # Like v8_extra_library_files but for experimental features.
   #
   # This default is used by cctests. Projects using V8 will want to override.
-  #
-  # TODO(brettw) http://crbug.com/684096 Remove the define condition when the
-  # build_override conversion is complete.
-  if (!defined(v8_experimental_extra_library_files)) {
-    v8_experimental_extra_library_files =
-        [ "//test/cctest/test-experimental-extra.js" ]
-  }
+  v8_experimental_extra_library_files =
+      [ "//test/cctest/test-experimental-extra.js" ]
 
-  if (defined(v8_enable_gdbjit_default)) {
-    v8_enable_gdbjit = v8_enable_gdbjit_default
-  } else {
-    v8_enable_gdbjit = ((v8_current_cpu == "x86" || v8_current_cpu == "x64" ||
-                         v8_current_cpu == "x87") && (is_linux || is_mac)) ||
-                       (v8_current_cpu == "ppc64" && is_linux)
-  }
+  v8_enable_gdbjit = ((v8_current_cpu == "x86" || v8_current_cpu == "x64" ||
+                       v8_current_cpu == "x87") && (is_linux || is_mac)) ||
+                     (v8_current_cpu == "ppc64" && is_linux)
 }
 
 # Derived defaults.
 if (v8_enable_verify_heap == "") {
   v8_enable_verify_heap = is_debug
 }
 if (v8_enable_object_print == "") {
   v8_enable_object_print = is_debug
 }
 if (v8_enable_disassembler == "") {
@@ skipping 2958 matching lines @@
   ]
 
   configs = [
     ":external_config",
     ":internal_config_base",
   ]
 }
 
 v8_fuzzer("wasm_data_section_fuzzer") {
 }