Updated chevron asset (b/3293593) and improved Launcher icon that keeps icon contents sharp without jagged edges

Change-Id: Ia88fadde4000a961f37cef1b00bdd654febc1c9c
diff --git a/res/drawable-hdpi/ic_chevron.png b/res/drawable-hdpi/ic_chevron.png
index 96e1afb..6dc842f 100644
--- a/res/drawable-hdpi/ic_chevron.png
+++ b/res/drawable-hdpi/ic_chevron.png
Binary files differ
diff --git a/res/drawable-mdpi/ic_chevron.png b/res/drawable-mdpi/ic_chevron.png
index 6804d75..786899a 100644
--- a/res/drawable-mdpi/ic_chevron.png
+++ b/res/drawable-mdpi/ic_chevron.png
Binary files differ
diff --git a/res/mipmap-hdpi/ic_launcher_browser.png b/res/mipmap-hdpi/ic_launcher_browser.png
index ed7d3ce..1c1a0bd 100644
--- a/res/mipmap-hdpi/ic_launcher_browser.png
+++ b/res/mipmap-hdpi/ic_launcher_browser.png
Binary files differ
diff --git a/res/mipmap-mdpi/ic_launcher_browser.png b/res/mipmap-mdpi/ic_launcher_browser.png
index 46ad0a0..efcd33b 100644
--- a/res/mipmap-mdpi/ic_launcher_browser.png
+++ b/res/mipmap-mdpi/ic_launcher_browser.png
Binary files differ