Touch event flag should control only DOM event firing.

chrome/browser/apps/guest_view/web_view_browsertest.cc

 // Copyright 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.
 
 #include <queue>
 #include <set>
 #include <utility>
 
 #include "base/callback_helpers.h"
 #include "base/files/file_util.h"
@@ skipping 3383 matching lines @@
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebViewGuestScrollTest);
 };
 
 class WebViewGuestScrollTouchTest : public WebViewGuestScrollTest {
  protected:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     WebViewGuestScrollTest::SetUpCommandLine(command_line);
-
-    command_line->AppendSwitchASCII(switches::kTouchEvents,
-                                    switches::kTouchEventsEnabled);
   }
 };
 
 namespace {
 
 class ScrollWaiter {
  public:
   explicit ScrollWaiter(content::RenderWidgetHostView* host_view)
       : host_view_(host_view) {}
   ~ScrollWaiter() {}
@@ skipping 99 matching lines @@
 INSTANTIATE_TEST_CASE_P(WebViewScrollBubbling,
                         WebViewGuestScrollTouchTest,
                         testing::Combine(testing::Bool(), testing::Bool()));
 
 #if defined(USE_AURA)
 class WebViewGuestTouchFocusTest : public WebViewTestBase {
  public:
   WebViewGuestTouchFocusTest() {}
   void SetUpCommandLine(base::CommandLine* command_line) override {
     WebViewTestBase::SetUpCommandLine(command_line);
-
-    command_line->AppendSwitchASCII(switches::kTouchEvents,
-                                    switches::kTouchEventsEnabled);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebViewGuestTouchFocusTest);
 };
 
 class FocusChangeWaiter {
  public:
   explicit FocusChangeWaiter(content::WebContents* web_contents,
                              bool expected_focus)
@@ skipping 145 matching lines @@
     waiter.WaitForScrollChange(gfx::Vector2dF());
   }
 }
 
 class WebViewScrollGuestContentTest : public WebViewTest {
  public:
   ~WebViewScrollGuestContentTest() override {}
 
   void SetUpCommandLine(base::CommandLine* command_line) override {
     WebViewTest::SetUpCommandLine(command_line);
-
-    command_line->AppendSwitchASCII(switches::kTouchEvents,
-                                    switches::kTouchEventsEnabled);
   }
 };
 
 INSTANTIATE_TEST_CASE_P(WebViewScrollGuestContent,
                         WebViewScrollGuestContentTest,
                         testing::Values(false));
 
 IN_PROC_BROWSER_TEST_P(WebViewScrollGuestContentTest, ScrollGuestContent) {
   LoadAppWithGuest("web_view/scrollable_embedder_and_guest");
 
@@ skipping 53 matching lines @@
 #if defined(USE_AURA)
 // TODO(wjmaclean): when WebViewTest is re-enabled on the site-isolation
 // bots, then re-enable this test class as well.
 // https://crbug.com/503751
 class WebViewFocusTest : public WebViewTest {
  public:
   ~WebViewFocusTest() override {}
 
   void SetUpCommandLine(base::CommandLine* command_line) override {
     WebViewTest::SetUpCommandLine(command_line);
-
-    command_line->AppendSwitchASCII(switches::kTouchEvents,
-                                    switches::kTouchEventsEnabled);
   }
 
   void ForceCompositorFrame() {
     if (!frame_watcher_) {
       frame_watcher_ = new content::FrameWatcher();
       frame_watcher_->AttachTo(GetEmbedderWebContents());
     }
 
     while (!RequestFrame(GetEmbedderWebContents())) {
       // RequestFrame failed because we were waiting on an ack ... wait a short
@@ skipping 69 matching lines @@
   gfx::Point embedder_origin =
       GetEmbedderWebContents()->GetContainerBounds().origin();
   guest_rect.Offset(-embedder_origin.x(), -embedder_origin.y());
 
   // Generate and send synthetic touch event.
   content::SimulateTouchPressAt(GetEmbedderWebContents(),
                                 guest_rect.CenterPoint());
   EXPECT_TRUE(aura_webview->HasFocus());
 }
 #endif