tracing: restructure to the components/tracing folder

This is a non functional refactoring. This is just reshuffling files
inside //components/tracing in preparation for bitt.ly/TracingV2,
which will introduce new files.

BUG=608719
[email protected],[email protected],[email protected],[email protected]

Review-Url: https://codereview.chromium.org/2028043002
Cr-Commit-Position: refs/heads/master@{#397260}
diff --git a/content/gpu/gpu_main.cc b/content/gpu/gpu_main.cc
index 0a0c74c5..bc2ee12 100644
--- a/content/gpu/gpu_main.cc
+++ b/content/gpu/gpu_main.cc
@@ -51,7 +51,7 @@
 
 #if defined(OS_ANDROID)
 #include "base/trace_event/memory_dump_manager.h"
-#include "components/tracing/graphics_memory_dump_provider_android.h"
+#include "components/tracing/common/graphics_memory_dump_provider_android.h"
 #endif
 
 #if defined(OS_WIN)