Fix Linux build

flow/instrumentation.cc

@@ -14,7 +14,7 @@ static const size_t kMaxSamples = 120;
 static const size_t kMaxFrameMarkers = 8;
 
 Stopwatch::Stopwatch() : start_(ftl::TimePoint::Now()), current_sample_(0) {
-  const ftl::TimeDelta delta;
+  const ftl::TimeDelta delta = ftl::TimeDelta::Zero();
   laps_.resize(kMaxSamples, delta);
 }
 

sky/shell/platform/glfw/platform_view_glfw.cc

@@ -9,12 +9,8 @@
 namespace sky {
 namespace shell {
 
-PlatformView* PlatformView::Create(const Config& config) {
-  return new PlatformViewGLFW(config);
-}
-
 PlatformViewGLFW::PlatformViewGLFW(const Config& config)
-    : PlatformView(config), window_(gfx::kNullAcceleratedWidget) {}
+    : window_(gfx::kNullAcceleratedWidget) {}
 
 PlatformViewGLFW::~PlatformViewGLFW() {}
 

sky/shell/platform/linux/platform_view_linux.cc

@@ -7,14 +7,9 @@
 namespace sky {
 namespace shell {
 
-PlatformView* PlatformView::Create(const Config& config,
-                                   SurfaceConfig surface_config) {
-  return new PlatformViewLinux(config, surface_config);
-}
-
 PlatformViewLinux::PlatformViewLinux(const Config& config,
-                                    SurfaceConfig surface_config)
-    : PlatformView(config, surface_config), weak_factory_(this) {}
+                                     SurfaceConfig surface_config)
+    : weak_factory_(this) {}
 
 PlatformViewLinux::~PlatformViewLinux() {}