Convert miscellaneous RenderThreadImpl messages to mojom

content/browser/theme_helper_mac.mm

 // 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 "content/browser/theme_helper_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/command_line.h"
 #include "base/mac/mac_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
+#include "content/common/renderer.mojom.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_switches.h"
 
 using content::RenderProcessHost;
 using content::RenderProcessHostImpl;
 using content::ThemeHelperMac;
 
 namespace {
 
 blink::WebScrollbarButtonsPlacement GetButtonPlacement() {
   NSString* scrollbar_variant = [[NSUserDefaults standardUserDefaults]
       objectForKey:@"AppleScrollBarVariant"];
   if ([scrollbar_variant isEqualToString:@"Single"])
     return blink::WebScrollbarButtonsPlacementSingle;
   else if ([scrollbar_variant isEqualToString:@"DoubleMin"])
     return blink::WebScrollbarButtonsPlacementDoubleStart;
   else if ([scrollbar_variant isEqualToString:@"DoubleBoth"])
     return blink::WebScrollbarButtonsPlacementDoubleBoth;
   else
     return blink::WebScrollbarButtonsPlacementDoubleEnd;
 }
 
-void FillScrollbarThemeParams(ViewMsg_UpdateScrollbarTheme_Params* params) {
+void FillScrollbarThemeParams(
+    content::mojom::UpdateScrollbarThemeParams* params) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
   [defaults synchronize];
 
   params->initial_button_delay =
       [defaults floatForKey:@"NSScrollerButtonDelay"];
   params->autoscroll_button_delay =
       [defaults floatForKey:@"NSScrollerButtonPeriod"];
   params->jump_on_track_click =
       [defaults boolForKey:@"AppleScrollerPagingBehavior"];
   params->preferred_scroller_style =
       ThemeHelperMac::GetPreferredScrollerStyle();
   params->button_placement = GetButtonPlacement();
 }
 
-ViewMsg_SystemColorsChanged* CreateSystemColorsChangedMessage() {
+void SendSystemColorsChangedMessage(content::mojom::Renderer* renderer) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
   [defaults synchronize];
 
-  return new ViewMsg_SystemColorsChanged(
+  renderer->OnSystemColorsChanged(
       [[defaults stringForKey:@"AppleAquaColorVariant"] intValue],
       base::SysNSStringToUTF8(
           [defaults stringForKey:@"AppleHighlightedTextColor"]),
       base::SysNSStringToUTF8(
           [defaults stringForKey:@"AppleHighlightColor"]));
 }
 
 } // namespace
 
 @interface ScrollbarPrefsObserver : NSObject
@@ skipping 59 matching lines @@
 }
 
 + (void)behaviorPrefsChanged:(NSNotification*)notification {
   [self notifyPrefsChangedWithRedraw:NO];
 }
 
 + (void)systemColorsChanged:(NSNotification*)notification {
   for (RenderProcessHost::iterator it(RenderProcessHost::AllHostsIterator());
        !it.IsAtEnd();
        it.Advance()) {
-    it.GetCurrentValue()->Send(CreateSystemColorsChangedMessage());
+    SendSystemColorsChangedMessage(
+        it.GetCurrentValue()->GetRendererInterface());
   }
 }
 
 + (void)notifyPrefsChangedWithRedraw:(BOOL)redraw {
-  ViewMsg_UpdateScrollbarTheme_Params params;
-  FillScrollbarThemeParams(&params);
-  params.redraw = redraw;
-
   for (RenderProcessHost::iterator it(RenderProcessHost::AllHostsIterator());
        !it.IsAtEnd();
        it.Advance()) {
+    content::mojom::UpdateScrollbarThemeParamsPtr params =
+        content::mojom::UpdateScrollbarThemeParams::New();
+    FillScrollbarThemeParams(params.get());
+    params->redraw = redraw;
     RenderProcessHostImpl* rphi =
         static_cast<RenderProcessHostImpl*>(it.GetCurrentValue());
     rphi->RecomputeAndUpdateWebKitPreferences();
-    rphi->Send(new ViewMsg_UpdateScrollbarTheme(params));
+    rphi->GetRendererInterface()->UpdateScrollbarTheme(std::move(params));
   }
 }
 
 @end
 
 namespace content {
 
 // static
 ThemeHelperMac* ThemeHelperMac::GetInstance() {
   return base::Singleton<ThemeHelperMac,
@@ skipping 15 matching lines @@
 ThemeHelperMac::~ThemeHelperMac() {
 }
 
 void ThemeHelperMac::Observe(int type,
                              const NotificationSource& source,
                              const NotificationDetails& details) {
   DCHECK_EQ(NOTIFICATION_RENDERER_PROCESS_CREATED, type);
 
   // When a new RenderProcess is created, send it the initial preference
   // parameters.
-  ViewMsg_UpdateScrollbarTheme_Params params;
-  FillScrollbarThemeParams(&params);
-  params.redraw = false;
+  content::mojom::UpdateScrollbarThemeParamsPtr params =
+      content::mojom::UpdateScrollbarThemeParams::New();
+  FillScrollbarThemeParams(params.get());
+  params->redraw = false;
 
   RenderProcessHostImpl* rphi =
       Source<content::RenderProcessHostImpl>(source).ptr();
   rphi->RecomputeAndUpdateWebKitPreferences();
-  rphi->Send(new ViewMsg_UpdateScrollbarTheme(params));
-  rphi->Send(CreateSystemColorsChangedMessage());
+
+  content::mojom::Renderer* renderer = rphi->GetRendererInterface();
+  renderer->UpdateScrollbarTheme(std::move(params));
+  SendSystemColorsChangedMessage(renderer);
 }
 
 }  // namespace content