fixed(display): In very rare cases, Chrome could cause text to be dis…

…played offset.

improved glyph creation performance

Signed-off-by: Tim Deubler <tim.deubler@here.com>

packages/display/src/displays/webgl/GlyphManager.ts

@@ -67,7 +67,7 @@ class GlyphManager {
         if (!fonts[styleId]) {
             const size = 96 * scale;
             const canvas = createCanvas(size, size);
-            const ctx = canvas.getContext('2d');
+            const ctx = canvas.getContext('2d', {willReadFrequently: true});
 
             ctx.textBaseline = 'bottom';
             const letterHeightBottom = determineFontHeight(ctx, style, 'gM').height;