Remove v8_toolset_for_d8 flag

R=machenbach@chromium.org
BUG=chromium:609107

Review-Url: https://codereview.chromium.org/1969793002
Cr-Commit-Position: refs/heads/master@{#36198}

BUILD.gn

@@ -64,7 +64,6 @@ declare_args() {
 }
 
 v8_random_seed = "314159265"
-v8_toolset_for_d8 = "host"
 v8_toolset_for_shell = "host"
 
 if (is_msan) {
@@ -2066,10 +2065,7 @@ if (is_component_build) {
   }
 }
 
-if ((current_toolchain == host_toolchain && v8_toolset_for_d8 == "host") ||
-    (current_toolchain == snapshot_toolchain && v8_toolset_for_d8 == "host") ||
-    (current_toolchain != host_toolchain && v8_toolset_for_d8 == "target")) {
-  executable("d8") {
+executable("d8") {
   sources = [
     "src/d8.cc",
     "src/d8.h",
@@ -2108,7 +2104,6 @@ if ((current_toolchain == host_toolchain && v8_toolset_for_d8 == "host") ||
   if (v8_enable_i18n_support) {
     deps += [ "//third_party/icu" ]
   }
-  }
 }
 
 if ((current_toolchain == host_toolchain && v8_toolset_for_shell == "host") || (current_toolchain == snapshot_toolchain && v8_toolset_for_shell == "host") || (current_toolchain != host_toolchain && v8_toolset_for_shell == "target")) {

gypfiles/toolchain.gypi

@@ -76,11 +76,6 @@
     # it's handled in gypfiles/standalone.gypi.
     'want_separate_host_toolset%': 1,
 
-    # Toolset the d8 binary should be compiled for. Possible values are 'host'
-    # and 'target'. If you want to run v8 tests, it needs to be set to 'target'.
-    # The setting is ignored if want_separate_host_toolset is 0.
-    'v8_toolset_for_d8%': 'target',
-
     # Toolset the shell binary should be compiled for. Possible values are
     # 'host' and 'target'.
     # The setting is ignored if want_separate_host_toolset is 0.

src/d8.gyp

@@ -31,7 +31,6 @@
     # Enable support for Intel VTune. Supported on ia32/x64 only
     'v8_enable_vtunejit%': 0,
     'v8_enable_i18n_support%': 1,
-    'v8_toolset_for_d8%': 'target',
   },
   'includes': ['../gypfiles/toolchain.gypi', '../gypfiles/features.gypi'],
   'targets': [
@@ -52,7 +51,7 @@
       ],
       'conditions': [
         [ 'want_separate_host_toolset==1', {
-          'toolsets': [ '<(v8_toolset_for_d8)', ],
+          'toolsets': [ 'target', ],
         }],
         ['(OS=="linux" or OS=="mac" or OS=="freebsd" or OS=="netbsd" \
            or OS=="openbsd" or OS=="solaris" or OS=="android" \
@@ -141,7 +140,7 @@
     },
   ],
   'conditions': [
-    ['test_isolation_mode != "noop" and v8_toolset_for_d8 == "target"', {
+    ['test_isolation_mode != "noop"', {
       'targets': [
         {
           'target_name': 'd8_run',