Fix graphics context test to pass in slimming paint.

Source/platform/graphics/GraphicsContextTest.cpp

Index: Source/platform/graphics/GraphicsContextTest.cpp
diff --git a/Source/platform/graphics/GraphicsContextTest.cpp b/Source/platform/graphics/GraphicsContextTest.cpp
index b161d098239defe09ca05af842ef259f517698a3..11e5df43309ca50e79f39ab058efc3e3df410546 100644
--- a/Source/platform/graphics/GraphicsContextTest.cpp
+++ b/Source/platform/graphics/GraphicsContextTest.cpp
@@ -26,6 +26,7 @@
 
 #include "platform/graphics/GraphicsContext.h"
 
+#include "platform/RuntimeEnabledFeatures.h"
 #include "platform/graphics/BitmapImage.h"
 #include "platform/graphics/ImageBuffer.h"
 #include "third_party/skia/include/core/SkBitmap.h"
@@ -209,6 +210,11 @@ TEST(GraphicsContextTest, UnboundedDrawsAreClipped)
 
 TEST(GraphicsContextTest, RecordingTotalMatrix)
 {
+    if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
+        // GraphicsContext::getCTM() won't do the right thing in Slimming Paint, so just skip this test.
+        return;
+    }
+
     SkBitmap bitmap;
     bitmap.allocN32Pixels(400, 400);
     bitmap.eraseColor(0);
@@ -261,8 +267,11 @@ TEST(GraphicsContextTest, RecordingCanvas)
     SkCanvas* canvas2 = context->canvas();
     EXPECT_TRUE(canvas2);
 
-    EXPECT_NE(canvas1, canvas2);
-    EXPECT_TRUE(canvas1->unique());
+    if (!RuntimeEnabledFeatures::slimmingPaintEnabled()) {

[chrishtr, 2015/06/08 23:34:58]

This test makes no sense in slimming paint, just don't run it.

[wkorman, 2015/06/08 23:38:29]

Done.

+        // In Slimming Paint we may re-use the canvas based on SkPictureRecorder internals.
+        EXPECT_NE(canvas1, canvas2);
+        EXPECT_TRUE(canvas1->unique());
+    }
 
     // endRecording finally makes the picture accessible
     RefPtr<const SkPicture> picture = context->endRecording();