Add traces in compositor, views and skia

skia/ext/platform_canvas_linux.cc

Index: skia/ext/platform_canvas_linux.cc
diff --git a/skia/ext/platform_canvas_linux.cc b/skia/ext/platform_canvas_linux.cc
index 09a0ff4ec8a4b188e1561fa5eae852f617316429..9912c16e085b30161daa4e81df60c5285ceda5ac 100644
--- a/skia/ext/platform_canvas_linux.cc
+++ b/skia/ext/platform_canvas_linux.cc
@@ -4,6 +4,7 @@
 
 #include "skia/ext/platform_canvas.h"
 
+#include "base/debug/trace_event.h"
 #include "skia/ext/bitmap_platform_device.h"
 #include "skia/ext/platform_device.h"
 #include "third_party/skia/include/core/SkTypes.h"
@@ -11,12 +12,16 @@
 namespace skia {
 
 PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque) {
+  TRACE_EVENT2("skia", "PlatformCanvas::PlatformCanvas",
+               "width", width, "height", height);
   if (!initialize(width, height, is_opaque))
     SK_CRASH();
 }
 
 PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque,
                                uint8_t* data) {
+  TRACE_EVENT2("skia", "PlatformCanvas::PlatformCanvas",
+               "width", width, "height", height);
   if (!initialize(width, height, is_opaque, data))
     SK_CRASH();
 }