Header cleanup in base....

base/linked_ptr_unittest.cc

Index: base/linked_ptr_unittest.cc
===================================================================
--- base/linked_ptr_unittest.cc	(revision 56291)
+++ base/linked_ptr_unittest.cc	(working copy)
@@ -6,7 +6,6 @@
 
 #include "base/linked_ptr.h"
 
-#include "base/string_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
@@ -17,17 +16,17 @@
 
 // Class which tracks allocation/deallocation
 struct A {
-  A(): mynum(num++) { history += StringPrintf("A%d ctor\n", mynum); }
-  virtual ~A() { history += StringPrintf("A%d dtor\n", mynum); }
-  virtual void Use() { history += StringPrintf("A%d use\n", mynum); }
+  A(): mynum(num++) { history += base::StringPrintf("A%d ctor\n", mynum); }
+  virtual ~A() { history += base::StringPrintf("A%d dtor\n", mynum); }
+  virtual void Use() { history += base::StringPrintf("A%d use\n", mynum); }
   int mynum;
 };
 
 // Subclass
 struct B: public A {
-  B() { history += StringPrintf("B%d ctor\n", mynum); }
-  ~B() { history += StringPrintf("B%d dtor\n", mynum); }
-  virtual void Use() { history += StringPrintf("B%d use\n", mynum); }
+  B() { history += base::StringPrintf("B%d ctor\n", mynum); }
+  ~B() { history += base::StringPrintf("B%d dtor\n", mynum); }
+  virtual void Use() { history += base::StringPrintf("B%d use\n", mynum); }
 };
 
 }  // namespace