Remove implicit conversions from scoped_refptr to T* in content/

This patch was generated by running the rewrite_scoped_refptr clang tool
on a Mac build.

BUG=110610

Review URL: https://codereview.chromium.org/590493002

Cr-Commit-Position: refs/heads/master@{#295847}

content/browser/device_monitor_mac.mm

@@ -297,7 +297,9 @@ void SuspendObserverDelegate::StartObserver(
   // Enumerate the devices in Device thread and post the observers start to be
   // done on UI thread. The devices array is retained in |device_thread| and
   // released in DoStartObserver().
-  base::PostTaskAndReplyWithResult(device_thread, FROM_HERE,
+  base::PostTaskAndReplyWithResult(
+      device_thread.get(),
+      FROM_HERE,
       base::BindBlock(^{ return [[AVCaptureDeviceGlue devices] retain]; }),
       base::Bind(&SuspendObserverDelegate::DoStartObserver, this));
 }
@@ -308,7 +310,9 @@ void SuspendObserverDelegate::OnDeviceChanged(
   // Enumerate the devices in Device thread and post the consolidation of the
   // new devices and the old ones to be done on UI thread. The devices array
   // is retained in |device_thread| and released in DoOnDeviceChanged().
-  PostTaskAndReplyWithResult(device_thread, FROM_HERE,
+  PostTaskAndReplyWithResult(
+      device_thread.get(),
+      FROM_HERE,
       base::BindBlock(^{ return [[AVCaptureDeviceGlue devices] retain]; }),
       base::Bind(&SuspendObserverDelegate::DoOnDeviceChanged, this));
 }

content/browser/plugin_browsertest.cc

@@ -534,7 +534,7 @@ class TestResourceDispatcherHostDelegate
 
   void GotCookie(bool found_cookie) {
     found_cookie_ = found_cookie;
-    if (runner_)
+    if (runner_.get())
       runner_->QuitClosure().Run();
   }
 

content/browser/renderer_host/compositing_iosurface_mac.mm

@@ -50,7 +50,7 @@ scoped_refptr<CompositingIOSurfaceMac> CompositingIOSurfaceMac::Create() {
   scoped_refptr<CompositingIOSurfaceContext> offscreen_context =
       CompositingIOSurfaceContext::Get(
           CompositingIOSurfaceContext::kOffscreenContextWindowNumber);
-  if (!offscreen_context) {
+  if (!offscreen_context.get()) {
     LOG(ERROR) << "Failed to create context for offscreen operations";
     return NULL;
   }
@@ -67,7 +67,7 @@ CompositingIOSurfaceMac::CompositingIOSurfaceMac(
       gl_error_(GL_NO_ERROR),
       eviction_queue_iterator_(eviction_queue_.Get().end()),
       eviction_has_been_drawn_since_updated_(false) {
-  CHECK(offscreen_context_);
+  CHECK(offscreen_context_.get());
 }
 
 CompositingIOSurfaceMac::~CompositingIOSurfaceMac() {

content/browser/renderer_host/render_widget_host_view_mac.mm

@@ -739,7 +739,7 @@ void RenderWidgetHostViewMac::UpdateDisplayLink() {
   CGDirectDisplayID display_id = [screen_number unsignedIntValue];
 
   display_link_ = DisplayLinkMac::GetForDisplay(display_id);
-  if (!display_link_) {
+  if (!display_link_.get()) {
     // Note that on some headless systems, the display link will fail to be
     // created, so this should not be a fatal error.
     LOG(ERROR) << "Failed to create display link.";
@@ -747,7 +747,7 @@ void RenderWidgetHostViewMac::UpdateDisplayLink() {
 }
 
 void RenderWidgetHostViewMac::SendVSyncParametersToRenderer() {
-  if (!render_widget_host_ || !display_link_)
+  if (!render_widget_host_ || !display_link_.get())
     return;
 
   if (!display_link_->GetVSyncParameters(&vsync_timebase_, &vsync_interval_)) {