Switch GpuPixelBrowserTest from FAILS to DISABLED.

chrome/browser/gpu_pixel_browsertest.cc

Index: chrome/browser/gpu_pixel_browsertest.cc
diff --git a/chrome/browser/gpu_pixel_browsertest.cc b/chrome/browser/gpu_pixel_browsertest.cc
index d3ceff6ff9bc0d6832bb5a438d27d239489f1d80..6bd1a5f3311a9f96933771ae42a8ff4e1ee85747 100644
--- a/chrome/browser/gpu_pixel_browsertest.cc
+++ b/chrome/browser/gpu_pixel_browsertest.cc
@@ -274,10 +274,10 @@ class GpuPixelBrowserTest : public InProcessBrowserTest {
   DISALLOW_COPY_AND_ASSIGN(GpuPixelBrowserTest);
 };
 
-// Currently fails on linux due to a NOTIMPLEMENTED() statement.
+// Currently fails (and times out) on linux due to a NOTIMPLEMENTED() statement.
 // (http://crbug.com/89964)
 #if defined(OS_LINUX)
-#define MAYBE_WebGLTeapot FAILS_WebGLTeapot
+#define MAYBE_WebGLTeapot DISABLED_WebGLTeapot
 #else
 #define MAYBE_WebGLTeapot WebGLTeapot
 #endif