cros/ash: If the partial magnifier is active, do not consume input events if over palette views.

ash/common/system/chromeos/palette/palette_utils.h

Index: ash/common/system/chromeos/palette/palette_utils.h
diff --git a/ash/common/system/chromeos/palette/palette_utils.h b/ash/common/system/chromeos/palette/palette_utils.h
index f9fde489865b74bcd15e37a8e7b614fac97e6236..47c5bab46102c3de376c50b935b6d99852106523 100644
--- a/ash/common/system/chromeos/palette/palette_utils.h
+++ b/ash/common/system/chromeos/palette/palette_utils.h
@@ -7,6 +7,10 @@
 
 #include "ash/ash_export.h"
 
+namespace gfx {
+class Point;
+}
+
 namespace ash {
 
 // Returns true if the palette feature is enabled. The palette itself may have
@@ -19,6 +23,10 @@ ASH_EXPORT bool ArePaletteExperimentalFeaturesEnabled();
 // Returns true if the palette should be shown on every display.
 ASH_EXPORT bool IsPaletteEnabledOnEveryDisplay();
 
+// Returns true if either the palette icon or the palette widget contain the
+// given point (in screen space).
+ASH_EXPORT bool PaletteContainsPointInScreen(const gfx::Point& point);
+
 }  // namespace ash
 
 #endif  // ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_PALETTE_UTILS_H_