Removed emojis from generated_resources.grd and update the code.

chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm

Index: chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm
diff --git a/chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm b/chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm
index 3ff2a87e7ab82e045b73aa449793fb8b8415642f..970a7f6b6e52cf534ec7a2d84278bf64e68f5235 100644
--- a/chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm
+++ b/chrome/browser/ui/cocoa/browser_window_cocoa_unittest.mm
@@ -11,11 +11,13 @@
 #import "chrome/browser/ui/cocoa/browser_window_cocoa.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
+#include "chrome/grit/generated_resources.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/notification_details.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "third_party/ocmock/OCMock/OCMock.h"
 #import "third_party/ocmock/gtest_support.h"
+#include "ui/base/l10n/l10n_util_mac.h"
 
 // Main test class.
 class BrowserWindowCocoaTest : public CocoaProfileTest {
@@ -48,6 +50,28 @@ TEST_F(BrowserWindowCocoaTest, TestBookmarkBarVisible) {
   EXPECT_EQ(before, bwc->IsBookmarkBarVisible());
 }
 
+TEST_F(BrowserWindowCocoaTest, TestWindowTitle) {
+  scoped_ptr<BrowserWindowCocoa> bwc(
+      new BrowserWindowCocoa(browser(), controller_));
+  NSString* playing_emoji = [[NSString alloc] initWithString:@"🔊"];

[Robert Sesek, 2015/11/23 16:25:17]

This is now leaked, since this is using alloc/init. You can just use NSString*
playing_emoji = @"🔊"

+  NSString* muting_emoji = [[NSString alloc] initWithString:@"🔇"];
+  EXPECT_EQ(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:playing_emoji].location);
+  EXPECT_EQ(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:muting_emoji].location);
+  bwc->UpdateMediaState(TAB_MEDIA_STATE_AUDIO_PLAYING);
+  EXPECT_NE(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:playing_emoji].location);
+  bwc->UpdateMediaState(TAB_MEDIA_STATE_AUDIO_MUTING);
+  EXPECT_NE(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:muting_emoji].location);
+  bwc->UpdateMediaState(TAB_MEDIA_STATE_NONE);
+  EXPECT_EQ(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:playing_emoji].location);
+  EXPECT_EQ(static_cast<NSUInteger>(NSNotFound),
+            [bwc->WindowTitle() rangeOfString:muting_emoji].location);
+}
+
 // Test that IsMaximized() returns false when the browser window goes from
 // maximized to minimized state - http://crbug/452976.
 TEST_F(BrowserWindowCocoaTest, TestMinimizeState) {