[omnibox] Resize and encircle monochrome G vector icon

The G is made 16x16 within a circle of diameter 24.
This icon is used for default and knowledge graph
answer results.

Bug: 855723
Change-Id: Ia8b48837208606b4dcf515412b642ad780e16718
Reviewed-on: https://chromium-review.googlesource.com/1112643
Commit-Queue: Orin Jaworski <orinj@chromium.org>
Reviewed-by: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#570082}

components/omnibox/browser/vector_icons/answer_default.icon

@@ -3,17 +3,19 @@
 // found in the LICENSE file.
 
 CANVAS_DIMENSIONS, 24,
-MOVE_TO, 12.23f, 14.28f,
-V_LINE_TO, 9.82f,
-H_LINE_TO, 23.33f,
-CUBIC_TO, 23.49f, 10.57f, 23.63f, 11.28f, 23.63f, 12.28f,
-CUBIC_TO, 23.63f, 19.13f, 19.08f, 24, 12.24f, 24,
-CUBIC_TO, 5.69f, 24, 0.38f, 18.62f, 0.38f, 12,
-CUBIC_TO, 0.38f, 5.38f, 5.69f, 0, 12.23f, 0,
-R_CUBIC_TO, 3.2f, 0, 5.88f, 1.19f, 7.93f, 3.13f,
-R_LINE_TO, -3.37f, 3.31f,
-R_CUBIC_TO, -0.85f, -0.82f, -2.34f, -1.79f, -4.56f, -1.79f,
-R_CUBIC_TO, -3.92f, 0, -7.13f, 3.3f, -7.13f, 7.34f,
-R_CUBIC_TO, 0, 4.04f, 3.2f, 7.34f, 7.13f, 7.34f,
-R_CUBIC_TO, 4.54f, 0, 6.21f, -3.18f, 6.52f, -5.06f,
+CIRCLE, 12, 12, 12,
+MOVE_TO, 11.9f, 13.52f,
+R_V_LINE_TO, -2.98f,
+R_H_LINE_TO, 7.4f,
+R_CUBIC_TO, 0.57f, 2.58f, -0.11f, 5.5f, -2.01f, 7.39f,
+R_CUBIC_TO, -2.6f, 2.56f, -7.05f, 2.73f, -9.96f, 0.59f,
+R_CUBIC_TO, -2.51f, -1.76f, -3.79f, -5.04f, -3.19f, -8.04f,
+R_CUBIC_TO, 0.56f, -3.16f, 3.2f, -5.82f, 6.37f, -6.36f,
+R_CUBIC_TO, 2.37f, -0.44f, 4.95f, 0.26f, 6.69f, 1.96f,
+R_LINE_TO, -2.24f, 2.21f,
+R_CUBIC_TO, -1.66f, -1.65f, -4.59f, -1.54f, -6.23f, 0.08f,
+R_CUBIC_TO, -1.8f, 1.63f, -2.08f, 4.61f, -0.61f, 6.55f,
+R_CUBIC_TO, 1.09f, 1.56f, 3.13f, 2.29f, 4.97f, 1.85f,
+R_CUBIC_TO, 1.6f, -0.3f, 2.93f, -1.65f, 3.18f, -3.26f,
+R_H_LINE_TO, -4.35f,
 CLOSE