Cleanup: Remove unused variables in chrome/ found by Scythe.

chrome/browser/ui/views/first_run_bubble_unittest.cc

Index: chrome/browser/ui/views/first_run_bubble_unittest.cc
diff --git a/chrome/browser/ui/views/first_run_bubble_unittest.cc b/chrome/browser/ui/views/first_run_bubble_unittest.cc
index 68952690f23d0ff9162375bea90c53a6fe3bc9df..d5f9386c68be52eaedb5484261bb37e015492caf 100644
--- a/chrome/browser/ui/views/first_run_bubble_unittest.cc
+++ b/chrome/browser/ui/views/first_run_bubble_unittest.cc
@@ -25,12 +25,11 @@ class FirstRunBubbleTest : public views::ViewsTestBase {
 
  private:
   TestingProfile profile_;
-  TemplateURL* default_t_url_;
 
   DISALLOW_COPY_AND_ASSIGN(FirstRunBubbleTest);
 };
 
-FirstRunBubbleTest::FirstRunBubbleTest() : default_t_url_(NULL) {}
+FirstRunBubbleTest::FirstRunBubbleTest() {}
 FirstRunBubbleTest::~FirstRunBubbleTest() {}
 
 void FirstRunBubbleTest::SetUp() {