Fix build break on Mac SDK 10.12.

content/browser/renderer_host/render_widget_host_view_mac_unittest.mm

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_mac.h"
 
 #include <Cocoa/Cocoa.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <tuple>
@@ skipping 1055 matching lines @@
   process_host->sink().ClearMessages();
 
   // Send a NSEvent of NSTabletProximity type which has a device type of eraser.
   NSEvent* event = MockTabletEventWithParams(kCGEventTabletProximity, true,
                                              NSEraserPointingDevice);
   [view->cocoa_view() tabletEvent:event];
   // Flush and clear other messages (e.g. begin frames) the RWHVMac also sends.
   base::RunLoop().RunUntilIdle();
   process_host->sink().ClearMessages();
 
-  event = MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, 0,
-                                   kCGEventMouseSubtypeTabletPoint);
+  event =
+      MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, kCGMouseButtonLeft,
+                               kCGEventMouseSubtypeTabletPoint);
   [view->cocoa_view() mouseEvent:event];
   ASSERT_EQ(1U, process_host->sink().message_count());
   EXPECT_EQ(blink::WebPointerProperties::PointerType::Eraser,
             GetInputMessagePointerTypes(process_host));
 
   // Clean up.
   host->ShutdownAndDestroyWidget(true);
 }
 
 TEST_F(RenderWidgetHostViewMacTest, PointerEventWithPenType) {
@@ skipping 12 matching lines @@
   process_host->sink().ClearMessages();
 
   // Send a NSEvent of NSTabletProximity type which has a device type of pen.
   NSEvent* event = MockTabletEventWithParams(kCGEventTabletProximity, true,
                                              NSPenPointingDevice);
   [view->cocoa_view() tabletEvent:event];
   // Flush and clear other messages (e.g. begin frames) the RWHVMac also sends.
   base::RunLoop().RunUntilIdle();
   process_host->sink().ClearMessages();
 
-  event = MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, 0,
-                                   kCGEventMouseSubtypeTabletPoint);
+  event =
+      MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, kCGMouseButtonLeft,
+                               kCGEventMouseSubtypeTabletPoint);
   [view->cocoa_view() mouseEvent:event];
   ASSERT_EQ(1U, process_host->sink().message_count());
   EXPECT_EQ(blink::WebPointerProperties::PointerType::Pen,
             GetInputMessagePointerTypes(process_host));
 
   // Clean up.
   host->ShutdownAndDestroyWidget(true);
 }
 
 TEST_F(RenderWidgetHostViewMacTest, PointerEventWithMouseType) {
   // Initialize the view associated with a MockRenderWidgetHostImpl, rather than
   // the MockRenderProcessHost that is set up by the test harness which mocks
   // out |OnMessageReceived()|.
   TestBrowserContext browser_context;
   MockRenderProcessHost* process_host =
       new MockRenderProcessHost(&browser_context);
   process_host->Init();
   MockRenderWidgetHostDelegate delegate;
   int32_t routing_id = process_host->GetNextRoutingID();
   MockRenderWidgetHostImpl* host =
       new MockRenderWidgetHostImpl(&delegate, process_host, routing_id);
   RenderWidgetHostViewMac* view = new RenderWidgetHostViewMac(host, false);
   process_host->sink().ClearMessages();
 
   // Send a NSEvent of a mouse type.
-  NSEvent* event = MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, 0,
-                                            kCGEventMouseSubtypeDefault);
+  NSEvent* event =
+      MockMouseEventWithParams(kCGEventMouseMoved, {6, 9}, kCGMouseButtonLeft,
+                               kCGEventMouseSubtypeDefault);
   [view->cocoa_view() mouseEvent:event];
   ASSERT_EQ(1U, process_host->sink().message_count());
   EXPECT_EQ(blink::WebPointerProperties::PointerType::Mouse,
             GetInputMessagePointerTypes(process_host));
 
   // Clean up.
   host->ShutdownAndDestroyWidget(true);
 }
 
 TEST_F(RenderWidgetHostViewMacTest,
@@ skipping 633 matching lines @@
   // Verify that this IPC is asking for no monitoring or immediate updates.
   InputMsg_RequestCompositionUpdates::Read(composition_request_msg_for_child,
                                            &child_msg_params);
   is_child_msg_for_immediate_request = std::get<0>(child_msg_params);
   is_child_msg_for_monitor_request = std::get<1>(child_msg_params);
   EXPECT_FALSE(is_child_msg_for_immediate_request);
   EXPECT_FALSE(is_child_msg_for_monitor_request);
 }
 
 }  // namespace content