mus: Add views_mus_interactive_ui_tests target

ui/views/mus/platform_test_helper_mus.cc

Index: ui/views/mus/platform_test_helper_mus.cc
diff --git a/ui/views/mus/platform_test_helper_mus.cc b/ui/views/mus/platform_test_helper_mus.cc
index bffdbc6a6eff1b122d06b100f8102a6123e1ab92..df87e10ef87e61cee54912c423e6fe33905e064f 100644
--- a/ui/views/mus/platform_test_helper_mus.cc
+++ b/ui/views/mus/platform_test_helper_mus.cc
@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "base/command_line.h"
+#include "base/files/file_path.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "services/shell/background/background_shell.h"
@@ -20,8 +21,6 @@ using shell::BackgroundShell;
 namespace views {
 namespace {
 
-const char kTestName[] = "exe:views_mus_unittests";
-
 class DefaultShellClient : public shell::ShellClient {
  public:
   DefaultShellClient() {}
@@ -39,7 +38,7 @@ class PlatformTestHelperMus : public PlatformTestHelper {
     shell_client_.reset(new DefaultShellClient);
     shell_connection_.reset(new shell::ShellConnection(
         shell_client_.get(),
-        background_shell_->CreateShellClientRequest(kTestName)));
+        background_shell_->CreateShellClientRequest(GetTestName())));
 
     // TODO(rockot): Remove this RunLoop. http://crbug.com/594852.
     base::RunLoop wait_loop;
@@ -66,8 +65,6 @@ class PlatformTestHelperMus : public PlatformTestHelper {
     shell_connection_.reset();
   }
 
-  bool IsMus() const override { return true; }
-
  private:
   NativeWidget* CreateNativeWidgetMus(
       const std::map<std::string, std::vector<uint8_t>>& props,
@@ -82,6 +79,15 @@ class PlatformTestHelperMus : public PlatformTestHelper {
     return result;
   }
 
+  // Returns the name of the test executable, e.g. "exe:views_mus_unittests".
+  std::string GetTestName() {
+    base::FilePath executable = base::CommandLine::ForCurrentProcess()
+                                    ->GetProgram()
+                                    .BaseName()
+                                    .RemoveExtension();
+    return std::string("exe:") + executable.MaybeAsASCII();
+  }
+
   std::unique_ptr<BackgroundShell> background_shell_;
   std::unique_ptr<shell::ShellConnection> shell_connection_;
   std::unique_ptr<DefaultShellClient> shell_client_;
@@ -96,4 +102,9 @@ std::unique_ptr<PlatformTestHelper> PlatformTestHelper::Create() {
   return base::WrapUnique(new PlatformTestHelperMus);
 }
 
+// static
+bool PlatformTestHelper::IsMus() {
+  return true;
+}
+
 }  // namespace views