Reland "Updater: Allow branding in uninstall.cmd and enable --uninstall test."

This is a reland of 2fe1a951
The root cause is believed to be fixed by https://chromium-review.googlesource.com/c/chromium/src/+/2154740

SHERIFFS: If this breaks Windows deterministic, then the above fix is incomplete and this CL should be reverted.

Original change's description:
> Updater: Allow branding in uninstall.cmd and enable --uninstall test.
>
> Bug: 1070206, 1062285
> Change-Id: Ia5c5222efcf2b90e41f1db9f5cac216a15befb4f
> Fixed: 1070206
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2147752
> Commit-Queue: Joshua Pawlicki <waffles@chromium.org>
> Reviewed-by: Sorin Jianu <sorin@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#758812}

Bug: 1070206, 1062285
Change-Id: I775e958213ca80c5884b2d3633091ec4b8b3454c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2155169Reviewed-by: Sorin Jianu <sorin@chromium.org>
Commit-Queue: Joshua Pawlicki <waffles@chromium.org>
Cr-Commit-Position: refs/heads/master@{#760235}

chrome/updater/BUILD.gn

@@ -218,7 +218,10 @@ if (is_win || is_mac) {
 
       deps += [ "//chrome/updater/win:updater_tests" ]
 
-      data_deps = [ "//chrome/updater/win:updater" ]
+      data_deps = [
+        "//chrome/updater/win:updater",
+        "//chrome/updater/win/installer",
+      ]
     }
 
     if (is_mac) {

chrome/updater/test/integration_tests.cc

@@ -4,6 +4,7 @@
 
 #include "chrome/updater/test/integration_tests.h"
 
+#include "base/test/task_environment.h"
 #include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -22,15 +23,12 @@ class IntegrationTest : public ::testing::Test {
     ExpectClean();
     Clean();
   }
+
+ private:
+  base::test::TaskEnvironment environment_;
 };
 
-// TODO(crbug.com/1063064): Fix the test on Windows.
-#if defined(OS_WIN)
-#define MAYBE_InstallUninstall DISABLED_InstallUninstall
-#else
-#define MAYBE_InstallUninstall InstallUninstall
-#endif
-TEST_F(IntegrationTest, MAYBE_InstallUninstall) {
+TEST_F(IntegrationTest, InstallUninstall) {
   Install();
   ExpectInstalled();
   Uninstall();

chrome/updater/test/integration_tests_win.cc

@@ -8,6 +8,9 @@
 #include "base/path_service.h"
 #include "base/process/launch.h"
 #include "base/process/process.h"
+#include "base/synchronization/waitable_event.h"
+#include "base/task/task_traits.h"
+#include "base/task/thread_pool.h"
 #include "chrome/updater/updater_version.h"
 #include "chrome/updater/util.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -32,6 +35,15 @@ bool Run(base::CommandLine command_line, int* exit_code) {
   if (!process.WaitForExitWithTimeout(base::TimeDelta::FromSeconds(60),
                                       exit_code))
     return false;
+  base::WaitableEvent sleep(base::WaitableEvent::ResetPolicy::MANUAL,
+                            base::WaitableEvent::InitialState::NOT_SIGNALED);
+  // The process will exit before it is done uninstalling: sleep for five
+  // seconds to allow uninstall to complete.
+  base::ThreadPool::PostDelayedTask(
+      FROM_HERE, {base::MayBlock()},
+      base::BindOnce(&base::WaitableEvent::Signal, base::Unretained(&sleep)),
+      base::TimeDelta::FromSeconds(5));
+  sleep.Wait();
   return true;
 }
 
@@ -68,7 +80,7 @@ void ExpectClean() {
 
   // Files must not exist on the file system.
 
-  // EXPECT_FALSE(base::PathExists(GetProductPath()));
+  EXPECT_FALSE(base::PathExists(GetProductPath()));
 }
 
 void ExpectInstalled() {

chrome/updater/win/BUILD.gn

@@ -2,7 +2,9 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//build/util/process_version.gni")
 import("//chrome/process_version_rc_template.gni")
+import("//chrome/updater/branding.gni")
 import("//testing/test.gni")
 
 # This target builds the updater executable, its installer, and unittests.
@@ -33,9 +35,16 @@ executable("updater") {
   data_deps = [ ":uninstall.cmd" ]
 }
 
-copy("uninstall.cmd") {
-  sources = [ "setup/uninstall.cmd" ]
-  outputs = [ "$target_gen_dir/uninstall.cmd" ]
+process_version("uninstall.cmd") {
+  template_file = "setup/uninstall.cmd"
+  output = "$target_gen_dir/uninstall.cmd"
+  process_only = true
+  extra_args = [
+    "-e",
+    "PRODUCT_FULLNAME=\"$updater_product_full_name\"",
+    "-e",
+    "COMPANY_SHORTNAME=\"$updater_company_short_name\"",
+  ]
 }
 
 process_version_rc_template("version_resources") {

chrome/updater/win/setup/uninstall.cmd

-rem Deletes the script's parent directory if \AppData\Local\ChromeUpdater\ is
-rem anywhere in the directory path. Sleeps 3 seconds and tries 3 times to
-rem delete the directory.
+rem Deletes the script's parent directory if
+rem \AppData\Local\@COMPANY_SHORTNAME@\@PRODUCT_FULLNAME@\ is anywhere in the
+rem directory path.  Sleeps 3 seconds and tries 3 times to delete the
+rem directory.
 @echo off
 set Directory=%~dp0
-@echo %Directory% | FindStr /R \\AppData\\Local\\Google\\GoogleUpdater\\ > nul
+@echo %Directory% | FindStr /R \\AppData\\Local\\@COMPANY_SHORTNAME@\\@PRODUCT_FULLNAME@\\ > nul
 IF %ERRORLEVEL% NEQ 0 exit 1
 @echo Deleting "%Directory%"...
 for /L %%G IN (1,1,3) do (