Move attributes and context type out to ContextProviderCommandBuffer.

content/common/gpu/client/command_buffer_metrics.cc

Index: content/common/gpu/client/command_buffer_metrics.cc
diff --git a/content/common/gpu/client/command_buffer_metrics.cc b/content/common/gpu/client/command_buffer_metrics.cc
index 2ff84f8b1f8d036ba1f30562197183b82a346ff7..985cd802e085d307e3127c22d18c9782dc221aac 100644
--- a/content/common/gpu/client/command_buffer_metrics.cc
+++ b/content/common/gpu/client/command_buffer_metrics.cc
@@ -7,6 +7,7 @@
 #include "base/metrics/histogram.h"
 
 namespace content {
+namespace command_buffer_metrics {
 
 namespace {
 
@@ -72,7 +73,7 @@ CommandBufferContextLostReason GetContextLostReason(
   return CONTEXT_LOST_UNKNOWN;
 }
 
-void RecordContextLost(CommandBufferContextType type,
+void RecordContextLost(ContextType type,
                        CommandBufferContextLostReason reason) {
   switch (type) {
     case DISPLAY_COMPOSITOR_ONSCREEN_CONTEXT:
@@ -120,7 +121,7 @@ void RecordContextLost(CommandBufferContextType type,
 
 }  // anonymous namespace
 
-std::string CommandBufferContextTypeToString(CommandBufferContextType type) {
+std::string ContextTypeToString(ContextType type) {
   switch (type) {
     case OFFSCREEN_CONTEXT_FOR_TESTING:
       return "Context-For-Testing";
@@ -148,11 +149,11 @@ std::string CommandBufferContextTypeToString(CommandBufferContextType type) {
   }
 }
 
-void UmaRecordContextInitFailed(CommandBufferContextType type) {
+void UmaRecordContextInitFailed(ContextType type) {
   RecordContextLost(type, CONTEXT_INIT_FAILED);
 }
 
-void UmaRecordContextLost(CommandBufferContextType type,
+void UmaRecordContextLost(ContextType type,
                           gpu::error::Error error,
                           gpu::error::ContextLostReason reason) {
   CommandBufferContextLostReason converted_reason =
@@ -160,4 +161,5 @@ void UmaRecordContextLost(CommandBufferContextType type,
   RecordContextLost(type, converted_reason);
 }
 
+}  // namespace command_buffer_metrics
 }  // namespace content