mechanical rename of base::debug -> base::trace_event for /cc

This is the last stage of the trace_event directory restructuring.
This is part of a set of 3 CLs which is moving tracing clients to use
the new base::trace_debug namespace.
See crrev.com/837303004 and the related bug for motivations.

BUG=451032
TBR=nduca@chromium.org

Review URL: https://codereview.chromium.org/879913002

Cr-Commit-Position: refs/heads/master@{#315335}

1 files changed, 2 insertions, 7 deletions

diff --git a/cc/blink/web_layer_impl.h b/cc/blink/web_layer_impl.h
index 787f632..83f6cf2 100644
--- a/cc/blink/web_layer_impl.h
+++ b/cc/blink/web_layer_impl.h
@@ -34,13 +34,7 @@ namespace base {
 namespace trace_event {
 class ConvertableToTraceFormat;
 }
-
-// TODO(ssid): remove these aliases after the tracing clients are moved to the
-// new trace_event namespace. See crbug.com/451032. ETA: March 2015.
-namespace debug {
-using ::base::trace_event::ConvertableToTraceFormat;
 }
-}  // namespace base
 
 namespace cc {
 class Layer;
@@ -141,7 +135,8 @@ class WebLayerImpl : public blink::WebLayer, public cc::LayerClient {
   virtual void setWebLayerClient(blink::WebLayerClient* client);
 
   // LayerClient implementation.
-  scoped_refptr<base::debug::ConvertableToTraceFormat> TakeDebugInfo() override;
+  scoped_refptr<base::trace_event::ConvertableToTraceFormat> TakeDebugInfo()
+      override;
 
   virtual void setScrollParent(blink::WebLayer* parent);
   virtual void setClipParent(blink::WebLayer* parent);