iwyu: Include stringprintf.h where appropriate, part 1.

gpu/common/gpu_trace_event.cc

Index: gpu/common/gpu_trace_event.cc
diff --git a/gpu/common/gpu_trace_event.cc b/gpu/common/gpu_trace_event.cc
index b92ce6d628969e3ea47bd7c98cad9be0f526845f..82e520b7a8ca77a82afdc680333b721a2ae3346f 100644
--- a/gpu/common/gpu_trace_event.cc
+++ b/gpu/common/gpu_trace_event.cc
@@ -12,8 +12,6 @@
 
 #define USE_UNRELIABLE_NOW
 
-using namespace base;
-
 namespace gpu {
 
 // Controls the number of trace events we will buffer in-memory
@@ -177,7 +175,8 @@ void TraceEvent::AppendAsJSON(std::string* out) const {
 
   const char* phaseStr = GetPhaseStr(phase);
   int64 time_int64 = timestamp.ToInternalValue();
-  StringAppendF(out,
+  base::StringAppendF(
+      out,
       "{\"cat\":\"%s\",\"pid\":%i,\"tid\":%i,\"ts\":%lld,"
       "\"ph\":\"%s\",\"name\":\"%s\",\"args\":{",
       category->name(),
@@ -219,7 +218,7 @@ TraceLog::~TraceLog() {
 }
 
 TraceCategory* TraceLog::GetCategory(const char* name) {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   for (int i = 0; i < g_category_index; i++) {
     if (strcmp(g_categories[i].name(), name) == 0)
       return &g_categories[i];
@@ -232,7 +231,7 @@ TraceCategory* TraceLog::GetCategory(const char* name) {
 }
 
 void TraceLog::SetEnabled(bool enabled) {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   if (enabled == enabled_)
     return;
   if (enabled) {
@@ -258,7 +257,7 @@ float TraceLog::GetBufferPercentFull() const {
 }
 
 void TraceLog::SetOutputCallback(TraceLog::OutputCallback* cb) {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   if (enabled_) {
     FlushWithLockAlreadyHeld();
   }
@@ -266,18 +265,18 @@ void TraceLog::SetOutputCallback(TraceLog::OutputCallback* cb) {
 }
 
 void TraceLog::SetBufferFullCallback(TraceLog::BufferFullCallback* cb) {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   buffer_full_callback_.reset(cb);
 }
 
 void TraceLog::AddRemotelyCollectedData(const std::string& json_events) {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   if (output_callback_.get())
     output_callback_->Run(json_events);
 }
 
 void TraceLog::Flush() {
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   FlushWithLockAlreadyHeld();
 }
 
@@ -301,18 +300,18 @@ void TraceLog::AddTraceEvent(TraceEventPhase phase,
     const char* arg2name, TraceValue arg2val) {
   DCHECK(file && name);
 #ifdef USE_UNRELIABLE_NOW
-  TimeTicks now = TimeTicks::HighResNow();
+  base::TimeTicks now = base::TimeTicks::HighResNow();
 #else
-  TimeTicks now = TimeTicks::Now();
+  base::TimeTicks now = base::TimeTicks::Now();
 #endif
   //static_cast<unsigned long>(base::GetCurrentProcId()),
-  AutoLock lock(lock_);
+  base::AutoLock lock(lock_);
   if (logged_events_.size() >= TRACE_EVENT_BUFFER_SIZE)
     return;
   logged_events_.push_back(TraceEvent());
   TraceEvent& event = logged_events_.back();
   event.processId = static_cast<unsigned long>(base::GetCurrentProcId());
-  event.threadId = PlatformThread::CurrentId();
+  event.threadId = base::PlatformThread::CurrentId();
   event.timestamp = now;
   event.phase = phase;
   event.category = category;