[fuchsia] Remove ZX_PIXEL_FORMAT_MONO_1

This pixel format is going away.

Change-Id: Ieba398dfcb7ba9cffa191cba5aa1b357baaaa971
diff --git a/Source/WebKit/fuchsia/WebView.cpp b/Source/WebKit/fuchsia/WebView.cpp
index 7fee00b..947617e 100644
--- a/Source/WebKit/fuchsia/WebView.cpp
+++ b/Source/WebKit/fuchsia/WebView.cpp
@@ -132,9 +132,6 @@
     case ZX_PIXEL_FORMAT_ARGB_8888:
         format = CAIRO_FORMAT_ARGB32;
         break;
-    case ZX_PIXEL_FORMAT_MONO_1:
-        format = CAIRO_FORMAT_A1;
-        break;
     case ZX_PIXEL_FORMAT_MONO_8:
         format = CAIRO_FORMAT_A8;
         break;
diff --git a/Tools/MiniBrowser/fuchsia/main.cpp b/Tools/MiniBrowser/fuchsia/main.cpp
index 059a4fb..d0ef39a 100644
--- a/Tools/MiniBrowser/fuchsia/main.cpp
+++ b/Tools/MiniBrowser/fuchsia/main.cpp
@@ -146,9 +146,6 @@
     case ZX_PIXEL_FORMAT_ARGB_8888:
         format = CAIRO_FORMAT_ARGB32;
         break;
-    case ZX_PIXEL_FORMAT_MONO_1:
-        format = CAIRO_FORMAT_A1;
-        break;
     case ZX_PIXEL_FORMAT_MONO_8:
         format = CAIRO_FORMAT_A8;
         break;