Reformat the WebRTC code base

Running clang-format with chromium's style guide.

The goal is n-fold:
 * providing consistency and readability (that's what code guidelines are for)
 * preventing noise with presubmit checks and git cl format
 * building on the previous point: making it easier to automatically fix format issues
 * you name it

Please consider using git-hyper-blame to ignore this commit.

Bug: webrtc:9340
Change-Id: I694567c4cdf8cee2860958cfe82bfaf25848bb87
Reviewed-on: https://webrtc-review.googlesource.com/81185
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23660}
diff --git a/sdk/objc/Framework/Headers/WebRTC/RTCAudioSession.h b/sdk/objc/Framework/Headers/WebRTC/RTCAudioSession.h
index 6c4c96a..15b63d3 100644
--- a/sdk/objc/Framework/Headers/WebRTC/RTCAudioSession.h
+++ b/sdk/objc/Framework/Headers/WebRTC/RTCAudioSession.h
@@ -15,7 +15,7 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-extern NSString * const kRTCAudioSessionErrorDomain;
+extern NSString *const kRTCAudioSessionErrorDomain;
 /** Method that requires lock was called without lock. */
 extern NSInteger const kRTCAudioSessionErrorLockRequired;
 /** Unknown configuration error occurred. */
@@ -46,8 +46,8 @@
  *  route.
  */
 - (void)audioSessionDidChangeRoute:(RTCAudioSession *)session
-           reason:(AVAudioSessionRouteChangeReason)reason
-    previousRoute:(AVAudioSessionRouteDescription *)previousRoute;
+                            reason:(AVAudioSessionRouteChangeReason)reason
+                     previousRoute:(AVAudioSessionRouteDescription *)previousRoute;
 
 /** Called on a system notification thread when AVAudioSession media server
  *  terminates.
@@ -61,8 +61,7 @@
 
 // TODO(tkchin): Maybe handle SilenceSecondaryAudioHintNotification.
 
-- (void)audioSession:(RTCAudioSession *)session
-    didChangeCanPlayOrRecord:(BOOL)canPlayOrRecord;
+- (void)audioSession:(RTCAudioSession *)session didChangeCanPlayOrRecord:(BOOL)canPlayOrRecord;
 
 /** Called on a WebRTC thread when the audio device is notified to begin
  *  playback or recording.
@@ -75,8 +74,7 @@
 - (void)audioSessionDidStopPlayOrRecord:(RTCAudioSession *)session;
 
 /** Called when the AVAudioSession output volume value changes. */
-- (void)audioSession:(RTCAudioSession *)audioSession
-    didChangeOutputVolume:(float)outputVolume;
+- (void)audioSession:(RTCAudioSession *)audioSession didChangeOutputVolume:(float)outputVolume;
 
 /** Called when the audio device detects a playout glitch. The argument is the
  *  number of glitches detected so far in the current audio playout session.
@@ -170,14 +168,10 @@
 @property(readonly) float inputGain;
 @property(readonly) BOOL inputGainSettable;
 @property(readonly) BOOL inputAvailable;
-@property(readonly, nullable)
-    NSArray<AVAudioSessionDataSourceDescription *> * inputDataSources;
-@property(readonly, nullable)
-  AVAudioSessionDataSourceDescription *inputDataSource;
-@property(readonly, nullable)
-    NSArray<AVAudioSessionDataSourceDescription *> * outputDataSources;
-@property(readonly, nullable)
-    AVAudioSessionDataSourceDescription *outputDataSource;
+@property(readonly, nullable) NSArray<AVAudioSessionDataSourceDescription *> *inputDataSources;
+@property(readonly, nullable) AVAudioSessionDataSourceDescription *inputDataSource;
+@property(readonly, nullable) NSArray<AVAudioSessionDataSourceDescription *> *outputDataSources;
+@property(readonly, nullable) AVAudioSessionDataSourceDescription *outputDataSource;
 @property(readonly) double sampleRate;
 @property(readonly) double preferredSampleRate;
 @property(readonly) NSInteger inputNumberOfChannels;
@@ -211,8 +205,7 @@
  *  AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation option is passed to
  *  AVAudioSession.
  */
-- (BOOL)setActive:(BOOL)active
-            error:(NSError **)outError;
+- (BOOL)setActive:(BOOL)active error:(NSError **)outError;
 
 // The following methods are proxies for the associated methods on
 // AVAudioSession. |lockForConfiguration| must be called before using them
@@ -224,16 +217,11 @@
 - (BOOL)setMode:(NSString *)mode error:(NSError **)outError;
 - (BOOL)setInputGain:(float)gain error:(NSError **)outError;
 - (BOOL)setPreferredSampleRate:(double)sampleRate error:(NSError **)outError;
-- (BOOL)setPreferredIOBufferDuration:(NSTimeInterval)duration
-                               error:(NSError **)outError;
-- (BOOL)setPreferredInputNumberOfChannels:(NSInteger)count
-                                    error:(NSError **)outError;
-- (BOOL)setPreferredOutputNumberOfChannels:(NSInteger)count
-                                     error:(NSError **)outError;
-- (BOOL)overrideOutputAudioPort:(AVAudioSessionPortOverride)portOverride
-                          error:(NSError **)outError;
-- (BOOL)setPreferredInput:(AVAudioSessionPortDescription *)inPort
-                    error:(NSError **)outError;
+- (BOOL)setPreferredIOBufferDuration:(NSTimeInterval)duration error:(NSError **)outError;
+- (BOOL)setPreferredInputNumberOfChannels:(NSInteger)count error:(NSError **)outError;
+- (BOOL)setPreferredOutputNumberOfChannels:(NSInteger)count error:(NSError **)outError;
+- (BOOL)overrideOutputAudioPort:(AVAudioSessionPortOverride)portOverride error:(NSError **)outError;
+- (BOOL)setPreferredInput:(AVAudioSessionPortDescription *)inPort error:(NSError **)outError;
 - (BOOL)setInputDataSource:(AVAudioSessionDataSourceDescription *)dataSource
                      error:(NSError **)outError;
 - (BOOL)setOutputDataSource:(AVAudioSessionDataSourceDescription *)dataSource
@@ -247,8 +235,7 @@
  *  returned.
  *  |lockForConfiguration| must be called first.
  */
-- (BOOL)setConfiguration:(RTCAudioSessionConfiguration *)configuration
-                   error:(NSError **)outError;
+- (BOOL)setConfiguration:(RTCAudioSessionConfiguration *)configuration error:(NSError **)outError;
 
 /** Convenience method that calls both setConfiguration and setActive.
  *  |lockForConfiguration| must be called first.