Load ICC file for display color correction based on display product identifier

ui/display/types/display_snapshot.h

Index: ui/display/types/display_snapshot.h
diff --git a/ui/display/types/display_snapshot.h b/ui/display/types/display_snapshot.h
index e0dcc7b09771b97f1eb65d86db95fbe294631812..c59ecded646827b2c5d7e396bb723a72b4cf4d0b 100644
--- a/ui/display/types/display_snapshot.h
+++ b/ui/display/types/display_snapshot.h
@@ -44,6 +44,7 @@ class DISPLAY_TYPES_EXPORT DisplaySnapshot {
 
   const DisplayMode* current_mode() const { return current_mode_; }
   const DisplayMode* native_mode() const { return native_mode_; }
+  int64_t product_id() const { return product_id_; }
 
   const std::vector<const DisplayMode*>& modes() const { return modes_; }
 
@@ -54,6 +55,9 @@ class DISPLAY_TYPES_EXPORT DisplaySnapshot {
   // Returns a textual representation of this display state.
   virtual std::string ToString() const = 0;
 
+  // Used when no product id known.
+  static const int64_t kInvalidProductID = -1;

[dcheng, 2015/05/06 18:27:46]

Just curious: why is kInvalidProductID -1, and kDummyDisplayId and
kDummyProductId == 1?

+
  protected:
   // Display id for this output.
   int64_t display_id_;
@@ -79,6 +83,9 @@ class DISPLAY_TYPES_EXPORT DisplaySnapshot {
   // "Best" mode supported by the output.
   const DisplayMode* native_mode_;
 
+  // Combination of manufacturer and product code.
+  int64_t product_id_;
+
   DISALLOW_COPY_AND_ASSIGN(DisplaySnapshot);
 };